We all know Christina Hendricks as sex pot secretary Joan on Mad Men. But where did Joan learn her seductive ways? This clip from MTV's Undressed, a steamy (and painfully bad) MTV late night drama, shows where Hendricks got her moves. In this scene watch Hendricks, as college-bound Rhiannon, seduce her new friend Ricky, an aspiring rap artist she met in a Greyhound station:


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