Season 8, Episode 6 Poker Face

First Aired: October 20, 2011

Meredith is on the outs at the hospital, so she must enlist Lexie to get Derek interested in a brain-tumor case. Meredith also gives April advice in secret about Bailey's clinical trial. Meanwhile, Arizona and Mark have finally become friends, but that proves more annoying than helpful to Callie; Alex and Teddy research different surgeries for the same patient; and Callie and Cristina struggle with a tough spinal surgery. Guests stars include Lee Majors and Marilu Henner.

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