Outros trabalhos

After South Park's success he was asked to make a new show, so he did two episodes of Princess with Trey Parker, wich was canceled because of its strong sexual content.

Produced the song "Natural Joe" on Primus' album Antipop.

(2010) Audio commentary with Trey Parker on 2010 U.S. DVD release of Look Around You (2002) season 1, episodes Water (2002) and Germs (2002).

(2011) "The Book of Mormon", a musical for which he wrote the book and composed the score, in collaboration with Trey Parker, opened on Broadway.