"#HappyHolograms" is the tenth and final episode in the eighteenth season of the American animated television series "South Park".
 The 257th episode overall, 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 10 2014.
 It is the second part of the two-part season finale which began with the previous episode, "#REHASH".
 The episode makes multiple references to earlier episodes over the season, as well as to previous seasons, while mainly lampooning the trend of culture constantly making trending topics with no actual relevance.
 It also lampoons news events such as the death of Eric Garner, the shooting of Michael Brown, the sexual assault allegations against Bill Cosby, and the use of celebrity holograms.
 YouTube celebrity PewDiePie appeared as himself, continuing his story line from the previous episode.
Season five of "South Park", an American animated television series created by Trey Parker and Matt Stone, began airing on June 20, 2001.
 The fifth season concluded after 14 episodes on December 12, 2001.
 The 14-episode season length would become a standard for later years of the series (up until the seventeenth season).
"Butters' Very Own Episode" is the fourteenth and final episode of the fifth season of the animated television series "South Park", and the 79th episode of the series overall.
 "Butters' Very Own Episode" originally aired in the United States on Comedy Central on December 12, 2001.
 In the episode, Butters survives a murder attempt by his own mother after discovering his father's homosexual dalliances and must travel back to South Park in time for his parents' wedding anniversary at Bennigan's.
 Meanwhile, Butters' parents join John and Patsy Ramsey, Gary Condit, and O. J. Simpson in lying to the press about who murdered Butters.
"PC Principal Final Justice" (also known as "PC Principal") is the tenth and final episode of the nineteenth season and the 267th overall episode of the animated television series "South Park", written and directed by series co-creator Trey Parker.
 The episode premiered on Comedy Central on December 9, 2015.
 It is the third and final part of a three-episode story arc that began with the episode "Sponsored Content" and continued in the episode "Truth and Advertising", which collectively serve as the season finale.
 The episode parodies the abundance of online advertising, as well as gun politics in the United States, as part of its season-long lampoon of political correctness.
South Park 10: The Game is a mobile game based on the animated television series "South Park".
 The game was developed by Mr.Goodliving, published by RealNetworks and was released on 28 March 2007.
 The game is a standard platform game with abilities to pick up objects and use them to reach heights.
 Most of the moves are exclusive to each playable character in the game.
 The game was released after the television conclusion of South Park season 10 in late 2006.
"Cripple Fight" (also known as "Cripple Fight!" )
 is the second episode of the fifth season of the animated television series "South Park", and 67th episode of the series overall.
 It originally aired in the United States on June 27, 2001 on Comedy Central.
"Hooked on Monkey Fonics" is episode 12 of season 3 and the 43rd overall episode of Comedy Central's animated series "South Park".
 It originally aired on November 10, 1999.
 It features issues of homeschooling and phonics, a method of teaching children to read.
 This is the final episode of South Park to feature the voice talents of Mary Kay Bergman, who committed suicide the day after the episode aired.
 The final episode to use her dialogue was "Starvin' Marvin in Space" which ended production shortly before her death.
"Something Wall-Mart This Way Comes" is the ninth episode of the eighth season of the American animated television series "South Park", and the 120th episode of the series overall.
 It originally aired on Comedy Central in the United States on November 3, 2004.
 In the episode, a Wall-Mart is built in South Park, and the people start to get addicted to shopping from it, due to its irresistibly attractive bargains, thus leading many businesses in South Park to close down.
 The four boys have to fight against Wall-Mart and to find a way to stop it from taking over the entire town.
Three Friends is a South Korean drama/sitcom.
 It was 1st broadcast on MBC (Korean language version only).
 It ran from 2000 to early 2001 (February 2000 to April 2001).
 The 1st episode was aired on Monday 14 February 2000 (Note: Mondays at 22:55/10.55pm/55 minutes past 10/5 to 11).
 The final episode was aired on Monday 16 April 2001 (due to best episodes, such as 장사의 꿈).
 There are 58 episodes altogether (Note: Remake episodes are excluded - due to w/o).
 Some episodes featured NG모음.
 (Note: In episode 3, this was the 1st episode to feature NG모음.
 In episode 44, this must be the final episode to feature NG모음).
 However, before the final episode, the bloopers didn't include (due to 마지막 이야기).
"High Fidelity" is a two-part episode of "" that was broadcast as the final episode in season five.
 The first part was originally broadcast on 13 March 2006 and the second part originally on 20 March 2006 in Canada; in the United States they were shown on 2 and 9 June 2006.
 The second part is also the hundredth episode of the series.
 This two part episode is the final episode where the entire cast is still in high school or a teacher until season eleven.
 It is also the final episode of the last season to have the school year take place over the entire season before switching to have one semester per season.

Question: On what date did the final episode of the South Park season containing "Cripple Fight" air?
Answer: December 12, 2001