Kelly Clarkson performed Billie Eilish's hit "Birds of a Feather" for the Kellyoke segment of her NBC talk show on Jan. 29.
Kelly Clarkson and Billie Eilish are musical “Birds of a Feather.” ...
From her signature, sleek "Cher hair" to purple mullet, and everything in between, here's a look at some of Cher's most ...