Irwin, Hoss Delgado, Jeff the Spider, Fred Fredburger, and General Skarr from the "Grim Adventures of Billy and Mandy" team up to fight an evil candy army from the Underworld on Halloween.
October 12, 2008
Released
Underfist - Halloween Bash
1h 1min
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French, English
Cartoon Network Studios
2009
2017
2021
2019
2022
1977
2011
2018
2012
2004
2006
2002
Part of
Includes: Billy & Mandy's Big Boogey Adventure, Billy & Mandy: Wrath of the Spider Queen, Underfist: Halloween Bash
