Grey's Anatomy star Katherine Heigl arrives at Prospect Studios in a bright green jacket in Hollywood to go back to work on the hit series Friday.

The 29-year-old Katherine, who has denied gossip and rumors that she's leaving the show, has been a big fan of the brightly colored clothing lately!

Check out more photos of Katherine here. Heigl and the rest of the Grey's Anatomy cast return with new episodes, finally, on Thursday, April 24.

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