Watch Jimmy Fallon, Justin Timberlake Do Beyoncé's 'Single Ladies' Dance, Steal the Show at the U.S. Open With Their Flawless Celebrity Friendship
“ @TheCauldron : pic.twitter.com/pppBfLhY1y ” Seriously my favorite celebrity friendship. — Courtney Meadors (@court_meadors) September 10, 2015 Unfortunately not captured below: The moment immediately after this, when Justin leaned over to Jimmy and channeled his greatest Alan, whispering , "And we're the two best friends that anybody could have. We're the