Director Nicholas Stoller breaks down memorable moments from the comedy, including that chaotic alligator sequence.

In the world of "You're Cordially Invited," a romantic comedy starring Reese Witherspoon and Will Ferrell, you can simply call a venue, have the proprietor drop dead before writing your reservation down in a guest book, and then never check again until you arrive at the destination on the wedding weekend only to discover you've been double booked.

Two wedding parties feud after being accidentally booked at the same venue in this movie co-starring Geraldine Viswanathan and Meredith Hagner.