@iHeartRadio Awards 2015 Performances and Nominees

Jamie Foxx will host the 2015 iHeartRadio Music Awards, live from the Shrine Auditorium in Los Angeles Sunday, March 29th on NBC.  The announcement came Monday morning, along with a star-studded list of performers and artists to appear on the show, and it's going to be a big one!

Rihanna, Iggy Azalea, Sam Smith, Madonna, Jason Aldean, Jamie Foxx, Meghan Trainor, Jason Derulo, Jennifer Hudson, Kelly Clarkson, Snoop Dogg, Nate Ruess, Alesso and Florida Georgia Line will all perform along with appearances from Taylor Swift and more to be announced.

The 2015 iHeartRadio Music Awards air live Sunday, March 29th at 8pm ET/PT on NBC, and will be broadcast simultaneously on iHeartMedia stations nationwide and across the iHeartRadio digital music platform.

Check out the full list of nominations below.

Artist of the Year
Ariana Grande
Iggy Azalea
Luke Bryan
Sam Smith
Taylor Swift

Song of the Year
“All About That  Bass” – Meghan Trainor
“All of Me” – John Legend
“Happy” – Pharrell Williams
“Shake It Off” – Taylor Swift
“Stay With Me” – Sam Smith

Best Collaboration
“Bang Bang” – Jessie J + Ariana Grande + Nicki Minaj
“Dark Horse” – Katy Perry featuring Juicy J
“Fancy” – Iggy Azalea featuring Charli XCX
“Problem” – Ariana Grande featuring Iggy Azalea
“Talk Dirty” – Jason Derulo featuring 2 Chainz

Best New Artist
Bastille
Cole Swindell
Iggy Azalea
Meghan Trainor
Sam Smith

Country Song of the Year
“Bartender” – Lady Antebellum
“Burnin’ It Down” – Jason Aldean
“Dirt” – Florida Georgia Line
“Give Me Back My Hometown” – Eric Church
“Play It Again” – Luke Bryan

Hip Hop/R&B Song of the Year
“Don’t Tell ‘Em” – Jeremih featuring YG
“Drunk in Love” – Beyoncé featuring Jay Z
“Flawless” – Beyoncé
“Loyal” – Chris Brown featuring Lil Wayne and Tyga
“New Flame” – Chris Brown featuring Usher and Rick Ross

Dance Song of the Year
“Animals” – Martin Garrix
“Blame” – Calvin Harris featuring John Newman
“La La La” – Naughty Boy featuring Sam Smith
“Summer” – Calvin Harris
“Waves” – Mr. Probz

Alternative Rock Song of the Year
“Come With Me Now” – KONGOS
“Do I Wanna Know?” – Arctic Monkeys
“Fever” – The Black Keys
“Something From Nothing” – Foo Fighters
“Take Me to Church” – Hozier

Best Lyrics
“All of Me” – John Legend
“Blank Space” – Taylor Swift
“Counting Stars” – OneRepublic
“Habits (Stay High)” – Tove Lo
“Stay With Me” – Sam Smith
“Thinking Out Loud” – Ed Sheeran

Best Fan Army
5SOSFAM – 5 Seconds of Summer
Arianators – Ariana Grande
Bey Hive – Beyoncé
Team Breezy – Chris Brown
Sheerios – Ed Sheeran
Church Choir – Eric Church
Directioners – One Direction
Selenators – Selena Gomez
Mendes Army – Shawn Mendes
Swifties – Taylor Swift

Renegade
Brantley Gilbert
Charli XCX
Hozier
Iggy Azalea
Meghan Trainor