Justin Timberlake Surprises Nikki & Sara; Adorable Freakout Ensues

Are you watching MTV's Nikki & Sara Live? Because it's pretty great, like having a slumber party with the girls you thought you were never cool enough to be friends in high school with but who turn out to be super nice. Case in point: how the show's hosts — comedians Nikki Glaser and Sara Schaefer — reacted to being… » 10/02/13 7:10pm 10/02/13 7:10pm