Continuity mistake: Marcy's floral headpiece falls off during the backyard wedding scene, then, in the next shot, after she hits Al with her flowers, it appears on her head again. (00:18:30)
Visible crew/equipment: When Marcy announces they only have time to grab their most precious personal possessions Kelly notes her own, and in the next shot the boom mic makes a happy appearance at the top of the screen. (00:07:45)