Donkey Punch
Donkey Punch Off Broadway, SoHo Playhouse, Ivy Theatre Company Reviewed by Seth Bogner BOTTOM LINE: Like a good porn, the dialogue might underwhelm, but it's the action that keeps you watching. Sam is a prude. It's obvious because she's single and celibate, wears ill-fitting clothes, doesn't cuss like a sailor, and has never been spanked in the bedroom. Meanwhile her bestie Kareena is just one of the guys. She kn…