Closed Circle

A sneak preview of Izzie and Cristina from "Haunt You Every Day." Dr. Hahn and a decision she made are the topics of this conversation they have, as is Izzie's sleeping with George.
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"Haunt You Every Day" Promo

A preview of "Haunt You Every Day," the fifth episode of season four of Grey's Anatomy. From ABC.
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Girl Fight!

This is another sneak peak at "The Heart of the Matter," the fourth episode of Season Four of Grey's Anatomy. Callie and Izzie are preparing to throw down... and the meek George is caught in the middle of a fight he doesn't want a part of. Put your dukes up!
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Teaching, Not Abuse

A sneak preview of "The Heart of the Matter," the fourth episode of Season Four of Grey's Anatomy. Lexie and Cristina treat a young patient with severe head trauma whose father is verbally abusive. Cristina is also a bit abusive in her own right, as Derek points out. Very intense.
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The Heart of the Matter Promo #2

A slightly different preview of "The Heart of the Matter," courtesy of CTV. Looks like another good episode in the works... except maybe for the loser of the Izzie-Callie fight.
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The Heart of the Matter Promo

The first ABC promo for episode four of the new, fourth Grey's Anatomy season, "The Heart of the Matter." Looks like Izzie and Callie are going to throw down - and plenty of other interesting things are transpiring.
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Grey Sisters

Meredith half-heartedly takes Lexie under her wing in this clip from "Let the Truth Sting." This relationship has been strained from the start. Will it get any easier?
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I am the Other Woman!

Izzie calls herself a bad '50s cliche, and George says it's not about her - it's about him. And Callie. He's ending a marriage, and while he plans on doing it, he doesn't take it lightly.
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Let the Truth Sting Promo #2

Another different promo for the third episode of Season 4 of Grey's Anatomy, entitled "Let the Truth Sting." Awesome!
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Let the Truth Sting Promo

The first promo for "Let the Truth Sting," the third episode of Season 4 of Grey's Anatomy. Intense stuff going on!
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Love/Addiction: Determined George

George and Izzie talk... and George is determined to set things right in this preview clip for "Love/Addiction." What happens next!?
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Love/Addiction: The Soup Tureen

In this hilarious clip from "Love/Addiction," Cristina is dealing off her wedding gifts from the wedding that didn't happen in exchange for surgeries from the attendings. Funny stuff!
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Grey's Anatomy Season 4 Quotes

I tell you that I love you, and not one word? For 17 days? Where have you been?

Izzie

[narrating] In the practice of medicine, change is inevitable. New surgical techniques are created, procedures are updated, levels of expertise increase. Innovation is everything, nothing remains the same for long. We either adapt to change, or ... we get left behind.

Meredith