I get heavy in it
You're so into something you act like it's the only thing that matters in the world and you'll fight anyone who says otherwise.
He got heavy in it with that band. He called me a traitor when I said I didn't like them.
She got heavy in it with that shirt. She wouldn't wear anything else and said I was a disgrace.
I got heavy in it with my new phone. I called my mom to tell her I was getting heavy in it.