Wait a minute: so Amy... (spoilers)
... was born with a dick?! Lolwhut? I know they wanted to be topical, but jeez! It would have been better if Amy (Jessica Campbell) was just punking Ken (Seth Rogen). Teenage girls love to lie and punk guys.
"Ass to ass. Ha ha ha ha. ASS TO ASS!" http://www.youtube.com/watch?v=oa5z77EI8y0