To be or not to be -- J.D. (Zach Braff) and Eliot (Sarah Chalke) contemplate their futures in the one-hour season finale of "Scrubs" -- Elizabeth Banks Guest Stars. -- Father-to-be J.D. (Zach Braff) invites mother-to-be Kim (guest star Elizabeth Banks) to move in with him so that they can raise their child together. Elsewhere, Carla (Judy Reyes) helps bride-to-be Eliot (Sarah Chalke) plan for her upcoming wedding, while the Janitor (Neil Flynn) and the "Brain Trust" vow to make Keith (Travis Schuldt) the perfect husband-to-be. However, it doesn't seem meant to be when at the baptism for Dr. Cox's (John C. McGinley) daughter the father-to-be and the bride-to-be begin to contemplate the paths they have chosen and question whether or not they were the ones that were meant for each other all along. Elsewhere, Turk (Donald Faison) learns that life changes when you become a father. Ken Jenkins also stars.

Reeling after the news that J.D. (Zach Braff) and Carla (Judy Reyes) kissed after a night at the bar, Turk (Donald Faison) lets the two of them decided who will take responsibility and have to deal with the silent treatment indefinitely. Dr. Cox (John C. McGinley) reluctantly turns to Elliot (Sarah Chalke) for help getting through to a young, female patient (guest star Sarah Ramos, NBC's "American Dreams"). Meanwhile, Janitor (Neil Flynn) petitions Dr. Kelso (Ken Jenkins) for a new janitor's uniform, only to find his co-workers no longer fear him in his new threads.

J.D. (Zach Braff) gets a surprise visit from his ne'er-do-well brother Dan (guest star Tom Cavanagh, NBC's "Ed"), and becomes jealous when he and Elliot (Sarah Chalke) hit it off. Meanwhile, Turk (Donald Faison) feels guilty after betting Dr. Cox (John C. McGinley) $20 that surgery would save a patient's life. Judy Reyes, Neil Flynn and Ken Jenkins also star

With their residency over, there are big changes at Sacred Heart. J.D. (Zach Braff) moves out to live on his own while Turk (Donald Faison) and Carla (Judy Reyes) consider a family change. Meanwhile, one of the residents receives a job offer from another hospital. Sarah Chalke, John C. McGinley and Ken Jenkins also star.

JD (Zach Braff) wrestles with his feelings for Elliot (Sarah Chalke) and can't handle being "just friends" especially when Elliot needs a friend the most. Meanwhile, Dr. Cox (John C. McGinley) and Carla (Judy Reyes) realize they are not as close as they used to be when they fail to read each other's signals while treating a hypochondriac patient. Donald Faison, Ken Jenkins and Neil Flynn also star.

Sarah Chalke's German grandmother knew how to cook for Christmas.

Sarah Chalke's German grandmother knew how to cook for Christmas.

Get to know Sarah Chalke and Zach Braff ... aka Long Bear.

See what happens when actress Sarah Chalke traded one hit show for another when the SCRUBS star showed up for a guest appearance on HOW I MET YOUR MOTHER.

See what happens when actress Sarah Chalke traded one hit show for another when the Scrubs star showed up for a guest appearance on How I Met Your Mother.