Taylor Swift vs. Karlie Kloss—Who's the Best, Best Friend?

It's a known fact that Taylor Swift and Karlie Kloss are BFFs, just one look at their Instagrams will get rid of any doubt. But who is the BBF—the “Best, Best Friend”? Vogue.com put the two of them through a series of tests, and the outcome will surprise you. Watch Vogue on The Scene: http://thescene.com Subscribe to the all-new Vogue channel here: http://www.youtube.com/channel/UCRXiA3h1no_PFkb1JCP0yMA?sub_confirmation=1 Visit the Vogue channel for more video: http://www.youtube.com/vogue Visit Vogue