Kal's Dick was there, dressed in an approximation of Frank'n'Furter, choosing hotpants instead of lace underwear. He brought cotton candy flavored vodka and toffee popcorn.
Courtney attended, she was wearing her pajama pants and a sweatshirt which was once Derek's.
Steve brought Robin with him, plus candy and liberated hard seltzers from the game room bar's fridge.