Lady and the Tramp domestic lifetime gross of $93.6 million, and a lifetime international gross of $187 million. The score for the film was composed and conducted by Oliver Wallace. Recording artist Peggy Lee wrote the songs with Sonny Burke and assisted with the score as well. In the film, she sings "La La Lu", "The Siamese Cat Song", and "He's a Tramp". She helped promote the film on the Disney TV series, explaining her work with the score and singing a few of the film's numbers. These appearances are available as part of the "Lady and the Tramp" Platinum Edition DVD set. On
Lady and the Tramp yard. As Tramp leaves, he reminds Lady that "when the baby moves in, the dog moves out." Eventually, the baby arrives and the couple introduces Lady to the infant, whom Lady becomes very fond and protective of. Soon after, Jim Dear and Darling leave for a trip, with their Aunt Sarah looking after the baby and the house. Aunt Sarah's two trouble-making Siamese cats, Si and Am, deliberately mess up the house and trick her into thinking that Lady attacked them. Aunt Sarah then takes Lady to a pet shop to get a muzzle. Terrified, Lady flees, only to be