#InTheLab with Arthur Kade was on the red carpet of season 9 of NBC’s “America’s Got Talent” auditions at Madison Square Garden where we caught up with judges Howard Stern, Heidi Klum, Howie Mandel and Mel B. as well as the show’s host Nick Cannon.

Here is the full interview with Howard Stern who gives a moving tribute to the retirement of David Letterman: