It was announced today that Jimmy Fallon will host the Christmas episode of Saturday Night Live with musical guest Michael Buble. Fallon had tweeted on Friday that an announcement regarding SNL was in the pipeline, prompting many to speculate that he would be hosting SNL this season. Fallon was a cast member on SNL between 1998 and 2004. This will mark his first time hosting the show. Buble previously appeared on the show during Season 35.