Regular cast members Goldie Fisher and Mr. Quizzer do not appear in this episode.
Recurring characters appearing as duos at the open mic night are nerdy Felton Fanboy ("Pop-Culture Fanatic") and Felicia Fangirl ("Another Pop-Culture Fanatic"), Victorian pickpockets Jimmy the Slice and Mousecatcher Mabel, Bill's Mom and Bill's Dad, marketing wizzes Sue P. ("Sales") and Bash Hashtag ("Public Relations Guy"), and "Important TV Critics" Shaddup & Showacartoon.