AITA for blocking my parents and sister (and her best friend) from coming to my high school graduation?

An 18-year-old man blocked his parents, sister, and her best friend from his high school graduation after years of discomfort and harassment from the friend, whom his family enabled and defended. Despite parental invalidation and a physical incident, he moved to his grandparents’ custody and chose to protect his milestone event from unwanted presence.

It all started when the guy proactively contacted the school to prevent them from getting the tickets.

The reason he did that stems from a long time ago.

Taylor gradually came to practically live at home.

The real tension flared up one weekend when the parents were away.

The parents’ reaction made things worse.

He had to turn to his maternal grandparents to be heard.

Things escalated to a violent outburst.

He has now completely cut off all contact.

Apologies, the article has been edited to avoid policy violations.

Here’s the input from the Reddit crowd:

This young man faced years of feeling unheard, uncomfortable, and ultimately unsafe in his own home, yet he found the strength to protect himself by moving in with his grandparents and drawing clear boundaries. His parents and sister made their choices, prioritizing someone else over his well-being, and now he’s choosing peace for one of life’s biggest milestones.

It’s a painful but powerful reminder that sometimes self-protection means celebrating life’s victories with the people who truly support you. What would you do in his situation — would you invite them anyway, or stand firm to keep the day joyful and drama-free?