His next film, Walk Hard: The Dewey Cox Story, a parody of music biopic genre, stars John C.

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Later, Hughes collaborated with filmmakers Judd Apatow and Jake Kasdan, contributing to the song "Let's Duet" from the comedy Walk Hard: The Dewey Cox Story.

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Walk Hard: The Dewey Cox Story, a broad satire of musician biopics like Walk the Line, proves that (a) the conventions of biopics really are lame, and (b) you can get a lot of laughs out of basically one joke if your lead is John C.

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