Demi Lovato Demi Lovato

Demi Lovato is leaving the Disney Channel sketch comedy Sonny with a Chance to focus on her music career, she tells "I don't think going back to Sonny would be healthy for my recovery. Being in front of a camera would make me nervous," says Lovato, who completed a three-month rehab stint for "physical and emotional issues" in January.

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Lovato calls the move "nerve-racking," but adds, "I'm really excited to see where everything goes." Disney issued a statement in support of Lovato's move. "She is a talented young woman and our hearts are with her as she continues to take action to improve her health and bounce back from adversity," it read in part.

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As for Sonny, it will be renamed So Random!, after Sonny's show-within-a-show.