Jimmy Fallon returned to Saturday Night Live this weekend to host the Christmas show; joining him as musical guest was a man who has hosted SNL himself a number of times, Justin Timberlake.

Jimmy Fallon's Holiday Seasoning Spectacular will feature a star-studded lineup of guest appearances, including Cara Delevingne, Dolly Parton, J.B. Smoove, Jonas Brothers, Justin Timberlake ...