The nurses' objections to McSteamy's trysts lead to the instating of a new "date and tell" policy.

Dr. Wyatt refuses to let Meredith give up on therapy, Alex learns the truth about Rebecca's medical condition and the Chief insists that Erica perform surgery on his mentor.

Addison returns to Seattle Grace to perform an operation and is taken aback by all of the changes in her old co-workers' lives.

Meredith and her fellow residents compete in a surgical contest. Meanwhile George and Lexie adjust to their new apartment, and Callie finds a friend in Erica Hahn.

Meredith, Alex, Izzie and Cristina compete in a surgical contest, with Bailey judging.

Presenter Patrick Dempsey mouths off about being back in business. Plus, check out his look-a-like doll!

Patrick Dempsey answers a series of rapid fire questions about his life.

A look at the early life of Patrick Dempsey.

Patrick Dempsey wasn't cast as the lead on "House," but soon found himself cast in another medical drama?"Grey's Anatomy."

Hear Patrick Dempsey dish about his heartthrob status, his hidden talents (juggling!) and his romantic leading role.