Rehash (South Park)

"REHASH" redirects here. For hashing in hashtables, see rehash. For the IRC command, see List of Internet Relay Chat commands § REHASH.
The correct title of this article is #REHASH (South Park). The omission of the # is due to technical restrictions.
"#REHASH"
South Park episode
Episode no.Season 18
Episode 9
Directed byTrey Parker
Written byTrey Parker
Production code1809
Original air dateDecember 3, 2014 (2014-12-03)
Guest appearance
Episode chronology
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South Park season 18
List of episodes

"#REHASH" is the ninth episode in the eighteenth season of the American animated television series South Park. The 256th overall episode, it was written and directed by series co-creator and co-star Trey Parker. The episode premiered on Comedy Central in the United States on December 3, 2014. The episode is part one of the two-part season finale. The episode lampoons the popularity of Internet Let's Play celebrities and the phenomena of Internet trending topics that lack actual relevance. The episode also references and intertwines multiple elements from previous episodes in the eighteenth season of South Park. YouTuber PewDiePie plays himself in this episode.