eChipmunks

What song is the one on the alvin and the chipmunks commercial with the girl chipmunks?

I was watching the alvin and the chipmunks commercial and was wondering what the girl chipmunks were singing.

Public Comments

1. I thkn they were singing single ladies by beyonce
2. They were singing signle Ladies. Here's a prefessionally fan made version. =) of the full song. it's nearly perfect. lol http://www.youtube.com/watch?v=TKnBXhDiw0M and nevermind the music at the begining.