As a bridesmaid myself in two of my dearest friends weddings I know exactly how Regan (Kirsten Dunst) feels in the opening seconds of this trailer.  But there really is a ‘sliver lining’ to being a bridesmaid: naked men, booze, pretty dresses, and flowers.  This wedding though, seems like it is going to be a complete cluster fuck thanks to Becky’s (Rebel Wilson) dysfunctional friends, Regan, Gena (Lizzy Cap ...