Grey's songs

Derek: All right everybody, it's a beautiful night to save lives, let's have some fun.
Into the fire - Thirteen Senses

Grey's Anatomy Music Event - 
Cast Sing 'Chasing Cars' 

Grey's Anatomy Music Event -
 Cast Sing 'How To Save A Life' 

The scene from Grey's Anatomy, S02E27 after Denny dies. 
Chasing Cars - Snow Patrol

Cristina's patient prepares himself for surgery, Burke and George and Richard and Bailey prepare for surgery, as Bailey gets pulled out to tend to Nikki.
How to Save a Life - The Fray

The boxer rebellion - New York

Mark's dead.
Withouth you - One Two

Alex tells Sarabeth that Michael is embarrassed by his financial situation.
Skinny Love - Bon Iver

Callie and Arizona in the bathroom. End of episode.
I won't back down - Benjamin Francis Leftwich

Derek operates on Izzie.

To Build a Home by The Cinematic Orchestra