Glee's Matthew Morrison Does Humpty Dance -- in Hotpants!

Before he played high school music teacher Will Schuester in Glee, hunky Matthew Morrison was a Tony-nominated Broadway veteran -- and not shy about showing off (and shaking) his toned physique for charity.

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In a 2008 video unearthed by, the star, 31, strips down to a pair of gold hot pants and does a spirited version of the "Humpty Dance" (the 1990 hip hop hit) for Broadway Bares, an annual event featuring scantily-clad Broadway actors to benefit AIDS-related charities.

Centered around an underdog high school glee club that perseveres despite all odds -- and featuring memorable performances of pop songs by its cast -- Fox's Glee is one of the breakout hits of the new TV season.