In the beginning of the film, set in 1957, there is a picture in Guy's locker at work of Marilyn Monroe wearing an orange boat-neck shirt, . The photograph was taken by George Barris in 1962 during her last photo shoot.
In the street carnival scene, Genevieve runs across the road to the umbrella shop and gets confetti in her hair and on her clothes, and opens the shop door. When she enters, the confetti has disappeared.
In act 1, the young couple go to the theater to see the opera Carmen. But the sound track that is used in this scene is definitely not from Carmen. It is just some stock sound track that sounds vaguely operatic.