Continuity mistake: When attaching the arms during surgery, they show the same arm with the tattoo "Nicole" pink up twice instead of showing both arms.
Continuity mistake: At the beginning, in the car on the way back from the hospital, in one shot Dr. Kepner is at Dr Karev's right and in the next she's at his left.
Continuity mistake: When Derek and Richard are in the lift talking, you can see Richard's head bandages under his hat. But when he removes his hat, his head is bare. (00:03:20)
Katie Bryce: My head is full.
Dr. Meredith Grey: It's called thinking. Go with it.
Winning a Battle, Losing the War - S1-E3
Trivia: Several times in this episode, jokes are made about the residents thinking George is gay. Isaiah Washington was later fired for making homophobic remarks about T.R. Knight.