Riff Raff freestyled this rhyme and ad libbed many of his lines. He made himself at home on set by bringing along a basketball, his dog, and a few strong dance moves.
The crazy Headdress guy who starts chanting "burn the pussy" was brought back because the executive producers were so pleased with his performance in Kid Charlemagne (2013).
The Bubble Gum mural (a nod to the movie They Live (1988)) was created by Morely, a well known street artist in LA.
Eborg9, the name of the mysterious Estonian startup, was inspired by the email address of a creator's friend.
The Bay Bridge painting behind Hobbes was designed by the art coordinator department and printed on canvas to fit specifically in the space in the Accelerator's kitchen.