It is composed primarily of songs from (or inspired by) the film, including Hilary Duff's "Why Not" and her sister Haylie's "Girl in the Band".

A version of "Why Not" featuring different lyrics in the first verse was later included on Duff's second studio album, Metamorphosis.

[2] Two weeks after its release, The Lizzie McGuire Movie was certified gold by the Recording Industry Association of America (RIAA) for shipments of over 500,000 copies in the United States.

[5] On the week of May 28, the soundtrack remained at number eight, selling an additional 77,000 copies.

The Lizzie McGuire Movie score was composed by Cliff Eidelman, and has never received any commercial release.