At least the actresses seem to be pretty comfortable doing the majority of their scenes in various stages of undress, or even topless.
The writers and director were too busy finding every way to sexualize the girls in the film, that the message, if they had even intended there to be one, was lost.
Aside from, of course, the many scenes inside a strip club where the girls put on full dance routines.
After worrying a little bit about her, the other two girls cuddle up to one another, and then begin to kiss, undressing each other.