A bike racer flirts it up with Mer.

The Season Four cast of Grey's Anatomy: Starring the lovely Ellen Pompeo (Meredith Grey), Patrick Dempsey (Derek Shepherd), Sandra Oh (Cristina Yang), Katherine Heigl (Izzie Stevens), T.R. Knight (George O’Malley), Justin Chambers (Alex Karev), Chandra Wilson (Miranda Bailey), James Pickens, Jr. (Richard Webber), Sara Ramirez (Callie Torres), Eric Dane (Mark Sloan) and Chyler Leigh (Lexie Grey).

Izzie fake-codes to get Meredith out of the bathroom, but she's really feeling the impact of chemo pretty hard.

In this scene from "The Becoming," from Grey's Anatomy Season Four, our favorite group of interns / residents are all together. What are they looking at?

Misery always loves company

Addison examines a patient as Meredith watches.

Cristina Yang and Meredith Grey in a shot from "Rise Up," from the fifth season of Grey's Anatomy. We'll see what this episode has in store!

Addison consoles Molly as Meredith looks on.

George and the woman he pines for discuss the topics of the day.

Two interns and one paramedic try to keep a man alive even as the whole hospital is engulfed in a bomb scare.

But is it reciprocated?

Meredith hears some difficult news