Kelly Clarkson @ Academy of Country Music Awards 2007

Kelly Clarkson, in a daringly low-cut black gown, and country superstar Reba McEntire flash each other huge smiles after performing “Because of You” during the Academy of Country Music Awards on Tuesday in Las Vegas.

The pair’s duet goes to radio tomorrow and is one of the the 11 duets Reba has recorded for her duets album, out Sept. 18th. Watch the video of the duet below!

For more pictures of Kelly and Reba, CLICK HERE!