Justin Timberlake is returning to Saturday Night Live.  JT will make his fifth appearance as musical guest on the show December 21.  The host will be his good pal Jimmy Fallon, so you know we'll be in store for some great stuff.

One Direction will make their second appearance as musical guest on the show December 7, with Paul Rudd as the host.  The group will also perform on ABC's Good Morning America next week.