2017 iHeartRadio Music Festival Latest News, Photos, and Videos

Demi Lovato Performs 'Sorry Not Sorry' at iHeartRadio Music Festival 2017

Demi Lovato Performs 'Sorry Not Sorry' at iHeartRadio Music Festival 2017

Demi Lovato makes a surprise appearance at the 2017 iHeartRadio Music Festival on Saturday night (September 23) in Las Vegas.

The 25-year-old entertainer came out during DJ Khaled‘s set to perform her hit song “Sorry Not Sorry.”

Earlier in the day, Demi attended the Global Citizen Festival in Central Park, New York City, where she was named the Mental Health Ambassador for Global Citizen.

“It’s an honor to be the new Mental Health Ambassador for @glblctzn Excited for the pilot program we have planned with @SavetheChildren in Iraq!? SWIPE LEFT,” she captioned a slideshow on Instagram.

FYI: Demi is wearing a pink Greta Constantine dress with Casadei sandals. She is wearing a Faustian Steinmetz jacket and pant, a Yummie bodysuit, and Public Desire boots.

Click inside to read Demi’s full note and see photos from both of her appearances… More Here! »

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'Riverdale' Cast Hits Up iHeartRadio Music Festival 2017

'Riverdale' Cast Hits Up iHeartRadio Music Festival 2017

Some of our favorite Riverdale cast members pose together on the red carpet at the 2017 iHeartRadio Music Festival on Saturday (September 23) in Las Vegas.

Casey Cott, Camila Mendes, Lili Reinhart, and Ashleigh Murray joined Ryan Seacrest on stage that night.

Also in attendance at the annual festival were Scream Queens stars Taylor Lautner and Keke Palmer, Alli Simpson, Valor co-stars Christina Ochoa and Matt Barr, and Boy Band winners In Real Life.

If you missed the iHeartRadio Music Festival this weekend, you can catch it in a two-night television special of the festival on Wednesday, October 4 and Thursday, October 5 from 8PM EST/PST on The CW.

FYI: Taylor is wearing a Ted Baker outfit.

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Niall Horan & Louis Tomlinson Rep 1D Separately at iHeartRadio Music Festival 2017

Niall Horan & Louis Tomlinson Rep 1D Separately at iHeartRadio Music Festival 2017

Niall Horan lets out a big smile during his performance on night two of the 2017 iHeartRadio Music Festival on Saturday night (September 23) in Las Vegas.

The 24-year-old musician wasn’t the only One Direction member performing – Louis Tomlinson also took the stage to perform his song “Back to You” with Bebe Rexha.

Thomas Rhett, Macklemore, who performed his new song “Good Old Days” with Kesha, DJ Khaled, and Big Sean were among other performers that night during the annual music festival. Singer/songwriter Julia Michaels also made an appearance.

Be sure to check out a two-night television special of the festival on Wednesday, October 4 and Thursday, October 5 from 8PM EST/PST on The CW.

FYI: Louis is wearing Levi’s 501 skinny jeans. He is also wearing New Balance sneakers.

40+ pictures inside from the iHeartRadio Music FestivalMore Here! »

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