Teen phenom Demi Lovato, singer, songwriter, actress and girlfriend of one of the Jonas Brothers, is coming to Grey's Anatomy in an upcoming episode, according to E! Online.

Details of her role are just coming out, but E! reports the following this morning:

"Well, she is moving in on Izzie's man Alex! OK, not really, but Demi and Justin Chambers are shooting a scene together tomorrow morning on the set of Grey's Anatomy."

We'll have more for you on this (cute!) guest starring scoop as we learn more!

What type of role will the Disney channel cutie play?

Steve Marsi is the Managing Editor of TV Fanatic. Follow him on Google+ or email him here.