Music fans voted for their favorites and the winners of the iHeartRadio Music Awards 2014 will be revealed tonight! Broadcasting live from the historic Shrine Auditorium in Los Angeles the massive event is expected to see performances from ShakiraPitbull, Blake SheltonPharrellKendrick LamarLuke BryanEd SheeranBastilleAriana GrandeArcade FireThirty Seconds To Mars and the premiere of a brand new Michael Jackson tune, "Love Never Felt So Good." Social media is a big part of this show that An iHeart Radio Instagram Award has been added to the lineup with fans voting using hashtags to cast their decision. Competing for this accolade are Rihanna, Harry Styles from One Direction, Selena Gomez, Austin Mahone and Ariana Grande. The winner will be revealed during the telecast.

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The big award of the night is Artist of The Year with Imagine Dragons, Justin Timberlake, Macklemore & Ryan Lewis, Maroon 5 and Rihanna competing for the accolade. Another category we are closely watching is Song Of The Year with the following vying for the top prize: "Hold On, We're Going Home," Drake featuring Majid Jordan, "Mirrors," Justin Timberlake, "Radioactive," Imagine Dragons, "Stay," Rihanna featuring Mikky Ekko and "The Monster," Eminem featuring Rihanna. We can also look forward to appearances from Jennifer LopezSelena GomezHilary DuffAdam LambertMel BRyan SeacrestJason RitterJoe ManganielloSean "Diddy" CombsAshley Greene and many more. iHeartRadio Music Awards Complete Winners List down below:

Hip Hop/R&B Song Of The Year: "Pour It Up," Rihanna

Best Collaboration: "Timber," Pitbull featuring Kesha

Best Lyrics: "Wrecking Ball," Miley Cyrus

Best New Artist: Lorde

Best Fan Army: Rihanna Navy

iHeartRadio Instagram Award: Austin Mahone

iHeartRadio Young Influencer: Ariana Grande

Alternative Rock Song Of The Year: "Demons," Imagine Dragons

EDM Song Of The Year: Avicii, "Wake Me Up"

Country Song Of The Year: Blake Shelton, "Boys 'Round Here"

Song Of The Year: Rihanna featuring Mikky Ekko, "Stay"

Innovator Award: Pharrell

Artist Of The Year: Rihanna