TV Watch
Idols' Celeb Look-alikes!
See the American Idol contestants (Siobhan! Casey!) and the stars (Demi Lovato! Josh Holloway!) they resemble
Credit: Vince Bucci/PictureGroup; Orlando Garcia/JPI
Updated: Tuesday Apr 20, 2010 | 11:00 AM EDT
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SIOBHAN MAGNUS
The quirky singer, who loves vintage dresses and hitting high notes, could stand in for Disney star Demi Lovato on Sonny with a Chance.

