Red Nose Day: Nicole Scherzinger leads the charge

Nicole Scherzinger attends the Red Nose Day Charity Event at Hammerstein Ballroom. (AFP/Getty)

Kellan Lutz (AFP/Getty)

(AFP/Getty)

Elisabeth Moss (AFP/Getty)

Rose Byrne (AFP/Getty)

Nick Cannon (AFP/Getty)

Nick Canon center, host of “America’s Got Talent” on NBC, demonstrates a colorful dance alongside M&M’S spokescandies Yellow and Red during a 24-hour dance marathon to support the first ever Red Nose Day in the U.S. at Rockefeller Center. (AP)

Alysia Reiner (AP)

Kevin Cahill and Nicole Scherzinger (AP)

Sawyer Fredericks (AP)