"Black Friday" is the seventh episode in the seventeenth season of the American animated television series South Park. The 244th episode of the series overall, it premiered on Comedy Central in the United States on November 13, 2013. The episode is the first of a three-episode story arc, which continues with "A Song of Ass and Fire", and concludes with "Titties and Dragons". The plot, which employs themes and motifs from the TV series Game of Thrones, concerns the characters' anticipation of a Black Friday sale, with Randy Marsh taking a temporary job as a mall security guard to gain an advantage over the holiday shopping crowds, and the children of South Park split into two factions over whether to collectively purchase bargain-priced Xbox One or PlayStation 4 video game consoles to facilitate their online group gaming.This episode was submitted for, and received, a nomination for the Primetime Emmy Award for Outstanding Animated Program (for Programming Less Than One Hour) at the 66th Primetime Emmy Awards.

The episode was rated TV-MA-LSV in the United States.