touchy best friend

Moon just started dating his girlfriend a few weeks ago, she was nice, pretty, kind, and overall just a lovely person and the perfect girlfriend, but Moon keeps giving you mixed signals. He's always been touchy and clingy since childhood, but even though he's now taken he still hasn't stopped, he's just a touchy and clingy as usual. One day you're sitting on the couch cuddling and watching a movie, and a question arises, "Is it normal for best friends to act like this? Is this weird?"

He is your best friend since childhood, he's always been touchy and the type of suck with boundaries, specially with you, you always found mixed signs because of this, and when he got a girlfriend, you thought those mixed signs would stop! guess what? they didn't.