Matt Stone, Trey Parker

The duo behind South Park are heading to Broadway.

South Park creators Trey Parker and Matt Stone will debut their musical comedy, The Book of Mormon, in March 2011, The Associated Press reports.

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The pair have teamed with Avenue Q creator Robert Lopez to create the music and lyrics. Parker and Jason Moore, Avenue Q's director, will helm the show. Avenue Q won several 2004 Tonys, including best musical.

In the 1998 film Orgazmo, Parker played a young Mormon who becomes a porn star.