The second annual iHeartRadio Music Awards will be hosted by Jamie Foxx, airing from the Shrine Auditorium in Los Angeles March 29. The award show celebrates the biggest names entertainment, showcasing the year’s most popular tracks.

This year's performers include Rihanna, Iggy Azalea, Madonna, Sam Smith, Snoop Dogg, Jennifer Hudson, Jason Alden, Foxx and others. Viewers can also look forward to “unexepected” collaborations during the show. 

| CLICK HERE FOR HIGHLIGHTS FROM THE 2014 iHEARTRADIO MUSIC FESTIVAL |

“This is the night we celebrate the biggest songs and artists we played for fans on our iHeartRadio stations across America and on the iHeartRadio app over the past year, along with a look at what's coming in 2015,” John Sykes, president of Entertainment Enterprises for iHeartMedia, Inc., said in a press release. “And who better to host than both a Grammy-winning musician and Oscar-winning performer Jamie Foxx? This is going to be an amazing star packed Sunday night of music.”

Smith and Azalea lead the list of nominees at five nods apiece. The Aussie rapper and British crooner are up for big honors like Best New Album and Best New Artist. Fans are able to vote for artists up for Best Lyrics, Best Fan Army, and Renegade categories through March 20.

iHeartMeida Inc., formally Clear Channel, has 245 monthly listeners in the U.S. servicing over 150 markets throughout more than 850 radio stations across the AM and FM dial, HD digital radio, satellite radio, and online via iHeartRadio.com. 

The 2015 iHeartRadio Music Awards airs at 8 p.m. EST. 

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(Photo: Dimitrios Kambouris/Getty Images for Gabrielle's Angel Foundation)