Letterman Mocks Paul Ryan's Workout Photos, Says 'Bro' A Lot (VIDEO)

10/12/2012 01:14 pm ET | Updated Dec 12, 2012

Mitt Romney may not want to make an appearance on David Letterman's "Late Show," but that's not going to stop the late night host from poking fun at the GOP ticket.

Take Thursday night's "Top Ten," for instance. Letterman had a little fun with Paul Ryan's workout photos and incorporated a whole lot of brospeak.

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