Arthur Kade catches up with the judges and host of “America’s Got Talent” on the Red Carpet at Radio City Music Hall. Howard Stern, Howie Mandel, Mel B, Heidi Klum and Nick Cannon talk about the contestants and what it’s like working together. Arthur also catches up with the some of the contestants. Bravo’s “Million Dollar Listing NY” stars Ryan Serhant and Fredrik Eklund.