Many Grey's Anatomy characters went all the way on this week's fun episode, which is a trend Owen hopes will continue next week. Sort of.

On "Put Me In, Coach," look for the Chief of Surgery to sign his doctors up for a baseball league in which they take on rivals at Seattle Presbyterian. Among other impending storylines, as previewed below:

• Lexie grows jealous over Mark and another woman.
• Alex fights to keep Zola under the care of Seattle Grace.
• Richards steps in to the feud between Meredith and Bailey.