9 Songs That Had Us Sobbing Even Harder During a Grey's Anatomy Death

This is probably the most memorable song in Grey's Anatomy history, so much so that it's almost like an unofficial theme song. "Chasing Cars" plays right after Denny's death, when Izzie has discovered his body and won't let them take him down to the morgue. Eventually, Alex is able to pull her off and carry her away, just as the song starts to swell.