A classic scene from the November 20 episode of Grey's Anatomy in which Izzie is getting it on like a madman in her room ... with who is the question.

A promo for "All By Myself," from the fifth season of Grey's Anatomy.

In this sneak preview of the December 4 episode of Grey's Anatomy, "All By Myself," Bailey puts the residents and interns in their place.

A promo for "Wish You Were Here," the January 8 episode of Grey's Anatomy.

A promo for Grey's Anatomy and Private Practice, whose episodes return in early 2009.

A preview for the season 3 season finale, Almost Didn't Have It.

An extended sneak preview for the season 3 finale, "Didn't We Almost Have it All"

Preview for Testing 1-2-3

Chasing Cars Music Video by Snow Patrol.

How to Save a Life by The Fray Music Video

Travis' "Love Will Come Through" plays throughout this terrific two-minute concluding montage. "Six Days (Part I)" comes to a close as the characters ponder their confusing situations and viewers are left wondering what's to come in Part II.

Michael Phelps is coming to Grey's Anatomy. Not really. But this skit from Jimmy Kimmel would imply as much.