I'm 30, I can make my own decisions and lay in bed with my consequences

I (31M) have a situation with an aunt (70F) where she thinks she is my handler, she won't back off whenever I tell her to knock it off. — I'm just curious if my pushback is the only solution, or if I need to rethink my approach with this aunt, I'm going to use my sister's wedding night to paint the picture of what I've dealt with all my…