January 28, 2016 2:16 am ‘Tonight Show': Jimmy Fallon, Sia, Natalie Portman & The Roots Sing ‘Iko Iko' Jimmy Fallon, Sia, and Natalie Portman join the Roots for a special performance of the classic song “Iko Iko.” US & World Videos 2:03 Jennifer Lopez ‘likes' post about relationship issues amid Ben Affleck rumors 6:20 Get ready with Kelly Clarkson fan Q&A 5:13 Corrine Foxx reveals dad Jamie Foxx's ‘over-the-top' suggestion for her wedding 2:27 Emma Stone dazzles with co-star Joe Alwyn at Cannes Film Festival 3:02 Mia Rubín shares biggest business lessons parents have taught her ahead of debut album release