Song That Plays On Jewelry Comercial

The girl is asleep, the guy gets up to get a necklace in the midlle of the night he puts it on her, while she is asleep then she wakes up wats the name of that song playing during the whole comercial

If this is the commercial http://www.youtube.com/watch?v=YEnLEeDzhzs

then the song's "How can i tell you" by Cat Power