Selena Gomez: 'Letterman' Appearance & Neo Campaign Pics!

Selena Gomez wears a black trenchcoat while leaving the Ed Sullivan Theatre after her appearance on The Late Show with David Letterman on Wednesday (April 24) in New York City.

Earlier in the day, the 20-year-old entertainer visited the Z100 Studios and talked about reuniting with her ex-boyfriend Justin Bieber in Norway.

PHOTOS: Check out the latest pics of Selena Gomez

The summer campaign photos for Selena‘s Adidas Neo campaign were just released and features the singer wearing a bikini!

FYI: Selena is wearing a Burberry trench coat.

10+ pictures inside of Selena Gomez at Letterman and in her campaign…