Jennifer Lopez, Sam Smith, Hozier & Basically Every Major Music Star Hits iHeartRadio Fest

iHeartRadio Music Festival 2015

Photo: Brian Friedman for iHeartRadio

For the past four years, the iHeartRadio Music Festival has successfully brought all of the major super stars of music together for one weekend. You don't see this many pop, R&B, rap and rock stars together in one room unless it's the GRAMMYS. Well, this weekend from September 18th and 19th, iHeart will do it again in Las Vegas.

This year's lineup will feature Jennifer Lopez, Kanye West, Sam Smith, Coldplay, Puff Daddy, Demi Lovato, David Guetta, Kenny Chesney, The Weeknd, Tove Lo, Lil Wayne, Fall Out Boy, Disclosure, Hozier, Jason Derulo, Duran Duran, Prince Royce, Diplo, Trey Songz, The Killers, Blake Shelton, Nick Jonas, Janet Jackson and more.

The iHeartRadio Music Festival will also include performances from this year's Macy's iHeartRadio Rising Star winner, Christina Grimmie, as well as other surprise special guests.

The legendary weekend-long concert event will kick off Friday evening, September 18 at the MGM Grand Garden Arena with host Ryan Seacrest, host and producer of "On Air with Ryan Seacrest," his market-topping No. 1 Los Angeles morning drive-time show for iHeartMedia's 102.7 KIIS-FM as well as the nationally-syndicated "On Air with Ryan Seacrest," heard on 170 stations across America.

The Daytime Village will return to the Las Vegas Village across from Luxor Hotel and Casino on Saturday, Sept. 19 with performances by Demi Lovato, Hozier, Tove Lo, Trey Songz, Walk The Moon, Nick Jonas, Big Sean, Lee Brice, George Ezra, Tori Kelly, Echosmith, James Bay, The Struts, Zella Day and Shawn Mendes. The Daytime Village will also feature fan zones and interactive experiences by iHeartRadio's brand partners. Tickets for the Daytime Village are also on sale and can be purchased via iHeartRadio.com/village.

The iHeartRadio Music Festival will broadcast live on iHeartMedia radio stations for fans throughout the country across 150 markets and will stream live on Yahoo Live (yahoo.com/iheart) each night at 7:30 p.m. PST.  The iHeartRadio Music Festival will also return to The CW Network as an exclusive two-night special on September 29 and 30 from 8:00 -10:00 p.m.

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