Celebrity Photobombs: Kelly Clarkson Photobombs Portia de Rossi + Ellen DeGeneres
Ellen DeGeneres spent her time at the 2013 Grammys getting hilarious photos of herself taken, so we bet she didn't think one of the funnier photos (that wasn't of her staring at Katy Perry's rack) would involve a photobomb by anyone, much less Kelly Clarkson.