The Lizzie McGuire Movie is a 2003 American teen comedy film which was released by Walt Disney Pictures on May 2, 2003. The film serves as the finale of the television series Lizzie McGuire. It was the first theatrical film based on a Disney Channel original series. The film stars Hilary Duff, Adam Lamberg, Robert Carradine, Hallie Todd and Jake Thomas, and narrates Lizzies graduation trip to Rome. At its release the film peaked at number two in the domestic box office, behind X2 XMen United. The Lizzie McGuire Movie was released on August 12, 2003 on VHS and DVD.
Their class visits the Trevi Fountain, where Lizzie is approached by an Italian pop star named Paolo Yani Gellman who mistakes her for his singing partner, Isabella also played by Duff. Paolo asks Lizzie to meet him at the fountain the next day, and she feigns illness to sneak away. He explains that he and Isabella are booked for the Italian Music Awards, but she left Italy after their breakup. Paolo tells Lizzie that Isabella lip syncs, and begs her to pose as Isabella for the concert. Although she reluctantly agrees, she begins to enjoy the life of an Italian pop star designer clothes, dance rehearsals, and adoration from fans.Lizzie continues to fake being ill to prepare for the concert, but Kate quickly figures out her secret. To Lizzies surprise, Kate agrees to help her and the two become friends again. Lizzie begins to fall in love with Paolo, to Gordos dismay. Ethan suspects Gordo is jealous of Paolo, though he insists otherwise. Meanwhile, Ms. Ungermeyer interrogates the students to learn who has been sneaking out. Gordo takes the blame, and is sent back home as punishment. Lizzie is shocked when Kate says that Gordo sacrificed himself to protect her. ........
Source: Wikipedia