Familiar Song?
In the movie, at Tula and Ian's wedding, right when the footage of the reception at "Aphrodite's Palace" begins to show, the band providing music is playing a song which can be recognized as "All My Only Dreams" by the Wonders. This song was created for another movie produced by Tom Hank's production company (Playtone), called That Thing You Do! Playtone, and Tom Hanks were the producers of both movies.