CRISTINA SCRUBS IN ON A RARE SURGICAL PROCEDURE, MUCH TO THE ENVY OF HER FELLOW DOCTORS, ALEX CONTEMPLATES HIS FUTURE MEDICAL SPECIALTY, AND DEREK RECEIVES A SURPRISE VISIT FROM HIS SISTER, ON ABC�S �GREY�S ANATOMY�

Embeth Davidtz (�Junebug,� �Bridget Jones� Diary�) Guest Stars

�Let the Angels Commit� -- Cristina scrubs in on the rare �humpty dumpty� procedure, much to the envy of her fellow doctors, Alex questions his future medical specialty, George and Addison work with a pregnant woman with an unusual dilemma, and Derek receives a surprise visit from his sister, on �Grey�s Anatomy,� THURSDAY, OCTOBER 26 (9:00-10:01 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, Kate Walsh as Addison Shepherd, Sara Ramirez as Callie Torres and Eric Dane as Mark Sloan.

Guest cast TBD.

�Let the Angels Commit� was written by Stacy McKee and directed by Jessica Yu.

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

A TV parental guideline will be posted closer to airdate.