Here are the songs featured in this episode -
"Everywhere by Common ft." by Martina Topley Bird
At the beginning...
http://itunes.apple.com/WebObjects/MZStore.woa/wa/viewAlbum?i=296012818&id=296012792&s=143441
(explicit lyrics)
"A Mirror Without" by Royal Wood
Meredith lectures the interns; Ms. Sully's surgery starts
http://itunes.apple.com/WebObjects/MZStore.woa/wa/viewAlbum?i=216005758&id=216005596&s=143441
"Driveway" by Great Northern
At the end. Lexie kisses Sloane infront of the interns; Meredith tells Derek about Izzie; Izzie's friends support her.
http://www.myspace.com/greatnorthern
I hope this helps.