The only two songs in the world that can make me cry.. (that ill admit to).
I know its cliche but, my mother raised me more than my father did.. and this is the song her and I danced to at my wedding.
https://www.youtube.com/watch?v=sHQ_aTjXObs&feature=youtube_gdata_player
And this is for my daughter that I hadn't seen in a few years (long story for another time)