Grey's Anatomy Season 8, Episode 21 : Moment of Truth

About Grey's Anatomy Season 8, Episode 21 : Moment of Truth

After eight years of practice, the residents head to San Francisco for their oral boards; sparks fly between Catherine and Richard when they bump into each other at the hotel; Bailey intervenes after Owen and Teddy get into a heated argument about their young car crash patient; and Mark tries to recruit Lexie for one of his cases. Meanwhile, Alex feels guilty for being away from the hospital when Tommy's health begins to fail. Guest Stars: Nicole Rubio, Kate Mines, Debbie Allen, Amanda Fuller, Kari Coleman, Thad Luckinbill, David Pevsner, Susan Ortiz, Jim Lau, Cathy Diane Tomlin, Richardson Chery, Thai Douglas,