�TIS THE SEASON FOR GIVING, AS A YOUNG BOY NEEDS THE GIFT OF A NEW HEART AND ALEX NEEDS THE GIFT OF HELP AND COMPASSION FROM HIS FRIENDS, ON ABC�S �GREY�S ANATOMY�

�Grandma Got Run Over By a Reindeer� � A young boy needs a heart transplant but doesn�t seem to want it, and his treatment causes Burke and Yang to have philosophical differences. Meanwhile, when the interns rally to help Alex prepare to re-take his exam, Meredith has to remind Izzie of the true spirit of the Christmas holiday; and despite a reconciliation with his wife, Derek isn�t in a festive mood, on �Grey�s Anatomy,� SUNDAY, DECEMBER 11 (10:00-11:00 p.m., ET) on the ABC Television Network.

�Grey�s Anatomy� stars Ellen Pompeo as Meredith Grey, Patrick Dempsey as Derek Shepherd, Sandra Oh as Cristina Yang, Isaiah Washington as Preston Burke, Katherine Heigl as Isobel �Izzie� Stevens, Justin Chambers as Alex Karev, T.R. Knight as George O�Malley, Chandra Wilson as Miranda Bailey, James Pickens, Jr. as Richard Webber and Kate Walsh as Addison Shepherd.

Guest starring is CJ Sanders as Justin. Other guest cast TBA.

�Grandma Got Run Over By a Reindeer� was written by Krista Vernoff and was directed by Peter Horton.

�Grey�s Anatomy� is broadcast in 720 Progressive (720P), ABC�s selected HDTV format, with 5.1-channel surround sound and Spanish subtitles via secondary closed captioning.

A TV parental guideline will be assigned closer to airdate.