The era of 1995-2000 is represented by Backstreet Boys and Meghan Trainor ("I Want It That Way"); Coolio and CeeLo Green ("Gangsta's Paradise"); Jewel and Tori Kelly ("You Were Meant for Me"); and Hanson ("MMMBop"). Also: John Legend performs Lauryn Hill's "Ex-Factor" and "Doo Wop (That Thing)"; LL Cool J and Wiz Khalifa sing a medley of "Loungin" and "We Dem Boyz."