After last week's shocking news that T.R. Knight has asked to be let go from Grey's Anatomy, a couple of new reports continue to fuel rumors that George O'Malley's days at Seattle Grace are numbered.

His exit is still officially unconfirmed, however, so there's still a slim chance he'll stay put. Also, two other cast members have reportedly asked out of their contracts within the past year! Any idea who?

Get the latest on T.R.'s exit and more on our affiliated Grey's Anatomy spoilers page!

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