All the couples are back for a wedding in Las Vegas, but plans for a romantic weekend go awry when their various misadventures get them into some compromising situations that threaten to derail the big event.
Keywords: aftercreditsstinger , bachelor-party , bachelorette-party , based-on-novel-or-book , best-man , destination-wedding , disapproving-parent , las-vegas , misadventure , relationship-problems , sequel