The film score for was composed and conducted by Oliver Wallace. Recording artist Peggy Lee wrote the songs with Sonny Burke and assisted with the score as well.[5] In the film, she sings: "He's a Tramp", "La La Lu", "The Siamese Cat Song" and "What Is a Baby?".[36] 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.[5] These appearances are available as part of the Lady and the Tramp Platinum Edition DVD set. <br /> <br />On 16 November 1988, Peggy Lee sued the Walt Disney Company for breach of contract, claiming that she retained the rights to transcriptions of the music, arguing that videotape editions were transcriptions.[37] After a protracted legal battle, she was awarded $2.3 million in 1991.[38] <br /> <br />The remastered soundtrack of Lady and the Tramp was released on CD by Walt Disney Records on September 9, 1997 and was released as a digital download on September 26, 2006
