Selena Gomez

Selena Gomez premiered her full single Who Says on Ryan Seacrest's radio show on March 8th. She talked to the "American Idol" host about the premise behind the song and why she chose it as her first single.

"I think this song is such a great message for my fans, and it really touched me when I heard it, and I thought it would be perfect for them," she said."

Selena will also premiere the video on Friday, 11 March, on Disney Channel. But until then, here's an audio stream of it:

Selena Gomez "Who Says" official single :

"I feel like my fans need this song right now. Especially with Twitter and Facebook, it's just it's really negative for me," she says.