Shirtless Jason Derulo & Cher Lloyd Perform at iHeartRadio Fest!

Jason Derulo goes shirtless sexy while performing at the 2013 iHeartRadio Music Festival Village on Saturday (September 21) in Las Vegas.

“Thank u 2 #iHeartRadio & this man for always holdin me down @TomPoleman,” the 24-year-old singer tweeted after his crowd pleasing performance.

PHOTOS: Check out the latest pics of Jason Derulo

Cher Lloyd was also spotted performing with Ne-Yo at the music festival, which wraps up at the end of tonight.

The night before, Jason was spotted attending the first night of the iHeartRadio Music Festival, where he was a presenter.

25+ pictures inside of Jason Derulo and Cher Lloyd performing at the iHeartRadio Music Festival Village…