Demi Lovato Checks In to Grey's Anatomy

Demi Lovato

Demi Lovato is heading to Grey's Anatomy for May sweeps, TVGuide.com has confirmed.

The 17-year-old Disney star (Sonny With a Chance) will guest-star as a possibly schizophrenic patient being treated by Alex Karev (Justin Chambers).

Demi Lovato admits to dating Joe Jonas, well, sort of

Lovato, who is a huge fan of the ABC medical series, recently appeared on American Idol with her beau Joe Jonas to perform their hit single "Make a Wave."

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