The 10 Best Wedding Crashers in Movie History

Improbable lookalikes Amanda and Alyssa (Mary-Kate and Ashley Olsen) know Alyssa's dad (Steve Guttenberg) and Amanda's orphanage caregiver, Diane (Kirstie Alley), are meant for each other. But alas, the two are destined for heartbreak, as Alyssa's father is engaged to be wed to another woman! Luckily for everyone, Diane realizes her true feelings for Roger and busts into Roger's wedding at the last minute to save him from a life of unhappiness.