Superfreak - S7-E3
Character mistake: When Meredith adds Amy's name to the board for Derek's surgery she spells Amy's last name differently than Derek's.
Grey's Anatomy (2005)
1 character mistake in season 7
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.
Dr. Meredith Grey: [About her roommates.] They're everywhere. All the time. Izzie's all perky and George does this thing where he's helpful and considerate. They share food and they say things, and they move things, and they breathe. Ugh. They're, like, happy
Dr. Cristina Yang: Kick them out.
Dr. Meredith Grey: I can't kick them out, they just moved in. I asked them to move in.
Dr. Cristina Yang: So what, you're just going to repress everything in some deep, dark, twisted place until one day you snap and you kill them?
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.