Over the course of one crazy night, seven members of a close-knit group reconvene to watch two of their friends tie the knot. Laura (Katie Holmes) is maid of honor to her best friend Lila (Anna Paquin) whose marrying Tom. The atmosphere is bound to be a little tense, however, since the two women have had a long rivalry over the groom. Josh Duhamel and Malin Akerman also star in this film based on the novel by Galt Niederhoffer.