When did Grey's Anatomy Season 6 Episode 20 air?
Grey's Anatomy Season 6 Episode 20 aired on April 29, 2010 at 9 PM ET.


Sloan returns to Mark's apartment, just as she's going into labor, and Teddy, Mark and the still-fighting Callie and Arizona are there to help with the birth and to get Mark through his grandson's pending adoption. Meanwhile Teddy sees Derek's invitation to illustrious cardiothoracic surgeon Tom Evans' as a threat to her future employment at the hospital, and the team work on a crab boat captain who has been stabbed with a giant shark hook.
Direct answers for episode-level questions and details.
Grey's Anatomy Season 6 Episode 20 aired on April 29, 2010 at 9 PM ET.
This episode runs for approximately 43 minutes.
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