Grey's Anatomy star Ellen Pompeo waves and signed autographs for fans as she leaves UCLA's Royce Hall in Westwood, Calif. on Friday night.

The Grey's Anatomy actress, her fellow cast members, and the cast of Private Practice (minus leading lady Kate Walsh) made appearances at "Good Medicine," a musical benefit to benefit crew members who were affected by the writers' strike.

Here's a cute photo of Ellen Pompeo ...

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