SAY SOMETHING, I DON'T KNOW -- >> SHALL WE DANCE? >> YES, LET'S DO. >> FIRST UP, KRISTEN WIIG, THE FORMER "SNL" STAR IS BACK IN STUDIO 8H, READY TO HOST THIS WEEK'S EPISODE. AND IN THE HILARIOUS NEW PROMO, IT SEEMS LIKE SOME THINGS HAVE CHANGED SINCE SHE LEFT THE SHOW. >> I'M FINALLY HOME. THE BEST PART ABOUT BEING HOME, RETURNING TO YOUR CHILDHOOD BEDROOM, OR IN MY CASES, DRESSING ROOM. LAUREN PROMISED THEY WOULD ALWAYS LEAVE IT JUST THE WAY I LEFT IT. I CAN'T WAIT TO SEE ALL MY OLD WIGS, MY OLD -- >> HAVE YOU NOT PLAYED THIS. OH, HEY, CHRISTINE. LAUREN SAID WE COULD HAVE YOUR OWN ROOM. >> YEAH, YOU LIKE WHAT WE DID WITH THE PLACE? >> YEAH, IT'S GREAT. IT'S GOING TO BE A LONG WEEK. MAMA'S BACK, YOU LITTLE [ BLEEP ]. >> JUST GOING TO TAKE MY STUFF. >> OH, THANK YOU, SHE TOOK THE TRASH OUT! CHRISTINE, THANK YOU FOR THAT! >> SHE'S SO DARNED LIKABLE, ISN'T SHE. YOU CAN