Hey, how long have you been up? All night. I was trying to fig...
Meredith: Hey, how long have you been up?
Derek: All night. I was trying to figure out how to get the tumor our of Izzie's brain.
Meredith: Why are you smiling?
Derek: 'Cause I figured out how to do it. Once Izzie's in the clear, we're gonna go to the Bahamas and have our wedding on the beach. The one and only beach club, you can actually have drinks during the ceremony.