The song used in the opening sequence in which glimpses of Elizabeth and Nick's first wedding is seen is Nat King Cole's "L-O-V-E". The song used in the end credits, in which photos of Elizabeth and Nick's second wedding is seen, is his daughter Natalie Cole's "This Will Be (an Everlasting Love)". The instrumental music featured prominently in the hotel scene where the twins and their parents cross paths serendipitously is "In the Mood", which was previously made famous by the Glenn Miller band. When Hallie shows up at Annie's poker game at Camp Walden, the music used is "Bad to the Bone" by George Thorogood and the Destroyers.