The turtles never really liked you, but only kept you around because you were April's best friend. And you also had nowhere to stay, so they took pity on you and let you stay, though they would talk about you, give you weird looks, and even blame you for stuff. Even if it weren't your fault.

Leo: Messing with his skateboard

Raph: In his room

Mikey: Reading comics

Donnie: In his lab

April went out to get pizza or something.