David Alan Grier To Play Homeless Man On 'Glee'
October 27th, 2010 8:37am EDT
David Alan Grier has signed on to play a singing and dancing homeless man in TV sensation "Glee."
Grier will play the estranged father of Amber Riley's character Mercedes in a three-episode arc.
Grier recently played the Science Dude in an episode of "Bones."
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