AITA for refusing to be my sisters babysitter and putting her job at risk after she called me a deadbeat mom?

Family dynamics can be as delicate as they are unpredictable, especially when free childcare and heartfelt expectations collide. A 24-year-old mom—who once became a parent at a very young age and later mastered a co-parenting schedule with her ex—has built a life where she enjoys meaningful time off and a supportive environment for her children. For her, having a balance between work, family, and personal time isn’t just a luxury; it’s a necessity that keeps her grounded and thriving.

However, when her older sister, a single mom juggling an expensive childcare shortage and a fragile job situation, resorted to name-calling in a private group chat—insulting her as a “deadbeat mom”—the hurt was palpable. That hurt quickly turned into a line drawn in the sand. With a heavy heart but unwavering resolve, she refused to babysit her nephew, sending shockwaves through her family and igniting debates about boundaries, respect, and the true cost of free labor.

‘AITA for refusing to be my sisters babysitter and putting her job at risk after she called me a deadbeat mom?’

Aita? I feel very stuck on what to do or if I overreacted. I (24F) have an older sister (33F). I had my sons really young at 15 and 18 with my ex boyfriend. My sister was already out of the house when I had my youngest so she didnt do any childcare (not that I expected her to), just important for context.

Im really lucky to say that my ex is a very involved father and we have an equal coparenting schedule we decided out of court for years. We do one month on, one month off. We live in the same city so this doesn't affect their schooling and we’ve been doing it since we broke up at 18.

I understand a month is a long time, but during the time they're away I still see them by taking them to the park, doing drop offs, movie/dinner night, even “sleepovers” where they’ll stay the night and their dad does the same so its not like during that month we’re no contact. We also do nightly Facetimes.

I do love that it gives me time to relax and be childfree, hang out with my boyfriend/friends spontaneously, even get to go out of town if I want. I still get to live as a young adult and so does my ex which is why we agreed to the schedule at all. Its raised controversy if I mention it to other moms because they always say they “can never go away from their children for so long” and make me feel like a s**tty mom because I have fun during my month off.

Its why I dont really mention it often to other moms. Anyways my older sister just welcomed her first baby last year and it was amazing. We arent the closest because of our age gap but it did bring us closer. Her husband and her separated a few months after his birth and shes been doing it all alone ever since.

With the job market how it is, it took her months to even land an interview but she got the job. Sadly childcare in our area is 2k a month and she cant afford it so either the paternal grandmother or I watch him during the week. Our mom would do it but she had to return to work last year to pay the bills she cant.

Luckily for me I had my mom to watch the boys when I was underage and when I moved out, but I dont have to worry about childcare since I WFH and my boys are in scho now. I dont mind watching my nephew, my sister gos in at 6 and gets off at 2 so it doesnt take up much of my day and I usually do it two or three times a week so its not too constant.

On Thursday when my sister dropped my nephew off, she had to go downstairs because she forgot his diaper bag and left her purse and phone behind. I live in the eight floor so she was gone for around five minutes. When she left her phone rang and since it was our mom I answered it to say hello.

During the call I see a notification pop up of someone liking a message my sister sent: it said “Its crazy how she can watch my son for me but when it comes to hers she doesnt care. I could never go to Jamaica to celebrate a mans birthday when I could be with my kids instead. Deadbeat moms are worse than dads”.

It shocked me so much I screenshotted it. My boyfriends birthday is next weekend and we’re going to Jamaica for a week. Its my sons time with their dad. When my sister came back upstairs I acted normal, she said bye and left. I thought about it a lot and I got more pissed off. Why should I be shamed because I dont have to do it alone?

How am I comparable to a deadbeat dad like her husband who hasnt seen their son in months with no contact? Here I am doing her a favor saving her 2k a month she doesnt have all to be insulted in a groupchat with people I dont know? When she came to get my nephew I confronted her.

At first she denied it until I showed her the screenshot, then she said its out of context so I said to show me the full convo then and she refused. She said sorry but didnt seem sorry at all, she just wanted to leave. I asked her to explain how Im a deadbeat, then she broke down in tears saying that SHES a single mon since she receives no help and I am barely a mom so I dont understand how she feels.

I told her that to leave and she did. Once she left I called her and told her I wasnt going to be watching my nephew anymore. I didnt want to tell her in person because I know shed try to guilt rip me with even more tears. She sent me over 50 texts when I wouldnt answer her calls begging me to answer and that shes so sorry and this wasnt supposed to happen and she regrets it.

She said she needs me to watch him since his other grandma cant everyday. And that if she gets fired she’ll be out of a job again for months and wont be able to afford her bills. I didnt reply. Now my mom and cousins are all blowing up my phone telling me Im a huge a**hole and to change my mind and accept her apology. I feel used and disrespected but also do feel a bit bad since she does need the childcare. AITA?

Conflicts over childcare within families often reveal deeper emotional undercurrents, and this case is no exception. In today’s world, setting clear boundaries is essential for maintaining one’s mental health and personal priorities, especially when balancing co-parenting obligations and personal freedom. This mom has artfully negotiated a schedule that allows her to thrive as both a parent and an independent adult.

When her sister disparaged her in a group chat—calling her a “deadbeat mom” as a snide dig against her arrangements—it was an unwarranted and painful slander that undermined years of carefully built life choices. Renowned parenting expert Dr. Laura Markham stresses the importance of healthy boundaries. She notes, “Setting limits on what you will and will not do for others is essential; it protects your well-being and models self-respect for your children.”

This perspective rings especially true here, as the insult not only disrespected her but also dismissed the value of the support she already provides. In many modern parenting circles, sharing responsibilities is celebrated—not only because it saves money but because it allows each family member to maintain their individuality and mental well-being.

Balancing extended family expectations with personal needs can be challenging. Experts suggest that when family members overstep, it’s a signal to reassess agreements and consider the toll of unappreciated labor. While helping out in times of need is admirable, it should never come at the cost of one’s dignity or personal time. In this case, the hurtful comment from the sister was more than just a fleeting remark—it was a break in trust, pushing the mom to enforce a boundary she’d long wished for.

Ultimately, it’s not about denying help when it’s needed but about demanding respect for the effort and sacrifice already provided. By standing firm, she not only protects herself but subtly challenges outdated perceptions of unconditional, free childcare within extended families. While reconciliation is always an option, it must come from mutual acknowledgment of respect and responsibility—a lesson that resonates with many modern families striving for balance.

See what others had to share with OP:

Here are some hot takes from the Reddit community—candid, humorous, and unfiltered. The consensus among redditors is clear: the sister’s harsh remark was entirely uncalled for. Many applaud the mom’s decision to draw a line after enduring toxic family behavior, arguing that offering free childcare is a kindness, not an obligation. They emphasize that respect and clear boundaries should prevail over unmerited guilt. Some even joke that if free labor were a commodity, the insult would have cost far more than a few harsh words.

Fartholder − NTA she's sorry she got caught, not sorry for what she said about you.. Play stupid games, win stupid prizes.

[Reddit User] − NTA. Your sister should know better than to shittalk the person offering her free childcare. Not to mention her criticisms of you are obviously a complete and total lie. How sad that your sister thinks so poorly of you.

She absolutely is not entitled to your free labor. You did well by drawing a clear boundary and enforcing it. Actions have consequences and your sister should have considered the potential consequences of her actions before disrespecting you so callously.

[Reddit User] − You know, whenever I read stories about co parenting where they have one week on and off, I imagine if I were that child, I'd be so fed up. Having to change every week would kill me. This idea of a month on/off and still visiting and facetiming while also being able to have lives .... which is important for parents' mental health....

which is then important for the child's mental health seems really great, especially if the children are OK with it. You are NTA. She's unlucky to have not seen her partner for who he is, and it's sad he just ditched, but it's not your problem. Even if she wasn't rude, it is within your rights to say no, but that disrespect was horrible of her, and she has to face the consequences of her actions.

I think she probably said that more out of jealousy than thinking you're actually a deadbeat but degrading someone to make yourself feel better is an extremely shity thing to do especially if the person you're degrading is saving you 2k a month with free labour.

Travelcat67 − NTA. How dare your sister. Sure you maybe shouldn’t have touched her phone at all and when we look at things we shouldn’t we sometimes get our feelings hurt and a phone is tantamount to a diary/journal today. However it was innocent and you weren’t going through her phone.

She has a lot of nerve to talk s**t about you behind your back like that when you have done her such a huge favor. Your agreement with your ex is none of her business and if it works for you and your kids she needs to save the judgment. Don’t fold. She made this mess and now she has to deal with it.

lmZen − Absolutely not. You’re NTA. Toxic is toxic. Your sister is toxic. She shouldn’t have been talking that way at all and now she will learn. What you have setup sounds beautiful, and you and your kids dad are doing awesome from the sounds of it. Don’t feel bad for others wrong doings

[Reddit User] − NTA. She f’ed around and found out. Good for you. Your sister sucks. I can see a difference of opinion, as in, “I couldn’t be comfortable with the same schedule my sister has. It works for them, but I would need to do it differently.” She didn’t have a respectful difference of opinions, though.

She called you names behind your back, maligned your character, lied about it (out of context my @ss), and told you to your face that you are barely a parent. Then she expected you to keep providing her with valuable services for free. She sounds like a piece of work. Your whole family either sucks or is being misinformed by your sister. You will have to evaluate whether it’s worth your energy to find out which.. I’m sorry you had to go through that.

Signal_Violinist_995 − You are NOT the AH. Your entire family sucks. I wouldn’t do her any favors again and I would absolutely let everyone know exactly why and if they keep acting like they are - go no contact. You are not a deadbeat. You have accomplished with your ex what most people never accomplish. Your sister is mean and jealous. I wouldn’t do her any favors anymore.

gbstermite − NTA. These self-sacrificing women annoy the hell out of me. They are so invested in falling on their swords in the name of motherhood that they absolutely hate when others show that some of them chose that option. This is 50/50 custody. Mature adults do this.

baddreammoonbeam888 − NTA. It’s not your responsibility to care for someone else’s child and if she doesn’t have any kind of backup that is simply on her. Her child has a dad- she can spend some of her upcoming time unemployed taking him to court for child support. At the end of the day, she does think you’re a deadbeat mom and is jealous that you have more freedom and options than she does as a woman in her 30s.

But she needs your help or she won’t be able to keep her job, so she played nice to your face. Really evil behavior tbh. You’re not in the wrong at all here. Your mom and cousins and whoever else can talk all their s**t but I’m guessing none of them are stepping up to help babysit now are they

MaskedCrocheter − NTA Now my mom and cousins are all blowing up my phone telling me Im a huge a**hole and to change my mind and accept her apology. It's great so many people are coming out of the woodwork to volunteer to either watch nephew or chip in for his childcare.

Text them back that you're so glad they're willing to help her now that she's burned her bridge with you. Tell them you'll text her IMMEDIATELY that

In conclusion, this situation reflects the ongoing tension between familial obligations and personal autonomy. The decision to refuse babysitting after being called a “deadbeat mom” is not a rejection of family support but a stand for self-respect and balanced living.

It raises important questions about where we draw the line between helping loved ones and preserving our own mental and emotional well-being. What do you think—should free childcare come with no strings attached, or are there limits that must be respected? Share your insights and join the discussion on maintaining healthy family boundaries.

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