Mike: getting drunk and doing stupid shit he won't remember. Or just getting drunk. Or just doing stupid shit. Either way he's having fun.

Jeremy: reading a book or listening to Mike tell a crazy story about what he had done that afternoon.

Phone guy: walking around in the mall and seeing people's expression when they see his head. Fun.

Fritz: makes leaning tower of Pisa. Out of food. Then eats it

Purple guy: kills someone.