According to TV presenter Perez Hilton, the teen singer has even made singer Will.I.Am listen to it. 

"He was like, 'Yeah, I wrote it for Selena.' It's great. And it was really awesome. It was really, really dope," quoted Hilton as saying. Gomez recently celebrated her 20th birthday with her boyfriend.

Selena Gomez and Justin Bieber
Selena Gomez and Justin Bieber. Pic/AFP