First dance song

Come What May, Moulin Rouge:
V1 http://www.youtube.com/watch?v=8HVj9VXN9hk
V2 http://www.youtube.com/watch?v=tuXZrRe5vno

I See You, Avatar:
http://www.youtube.com/watch?v=q__xKmew4fk

Us, Regina Spektor:
http://www.youtube.com/watch?v=fczPlmz-Vug