The Simpsons - Season 21 Episode 4 : Treehouse of Horror XX
Set in Springfield, the average American town, the show focuses on the antics and everyday adventures of the Simpson family; Homer, Marge, Bart, Lisa and Maggie, as well as a virtual cast of thousands. Since the beginning, the series has been a pop culture icon, attracting hundreds of celebrities to guest star. The show has also made name for itself in its fearless satirical take on politics, media and American life in general.
First Air Date : Dec 17, 1989
Last Air Date : Dec 15, 2024
Runtime : 22 min.
Genre : Family, Animation, Comedy
Stars : Dan Castellaneta, Julie Kavner, Nancy Cartwright, Yeardley Smith, Hank Azaria, Harry Shearer
Quality : 
- Eps. 1 : Homer the Whopper2009-09-27
- Eps. 2 : Bart Gets a 'Z'2009-10-04
- Eps. 3 : The Great Wife Hope2009-10-11
- Eps. 4 : Treehouse of Horror XX2009-10-18
- Eps. 5 : The Devil Wears Nada2009-11-15
- Eps. 6 : Pranks and Greens2009-11-22
- Eps. 7 : Rednecks and Broomsticks2009-11-29
- Eps. 8 : Oh Brother, Where Bart Thou?2009-12-13
- Eps. 9 : Thursdays with Abie2010-01-03
- Eps. 11 : Million Dollar Maybe2010-01-31
- Eps. 12 : Boy Meets Curl2010-02-14
- Eps. 13 : The Color Yellow2010-02-21
- Eps. 14 : Postcards from the Wedge2010-03-14
- Eps. 15 : Stealing First Base2010-03-21
- Eps. 17 : American History X-cellent2010-04-11
- Eps. 18 : Chief of Hearts2010-04-18
- Eps. 19 : The Squirt and the Whale2010-04-25
- Eps. 20 : To Surveil with Love2010-05-02
- Eps. 21 : Moe Letter Blues2010-05-09
- Eps. 22 : The Bob Next Door2010-05-16
- Eps. 23 : Judge Me Tender2010-05-23
