• Justin Timberlake won the Innovator award at the 2015 iHeartRadio Music Awards while Taylor Swift was the Artist of the Year.

Justin Timberlake won the Innovator award at the 2015 iHeartRadio Music Awards while Taylor Swift was the Artist of the Year. (Photo : Twitter/iHeartRadio)

Music giant Billboard announced its nominations for 2015 Billboard Music Awards .

The announcement is done by returning BBMA host Ludacris and Fall Out Boy member Pete Wentz on the show Good Morning America.

Ludacris and Wentz announced the top five categories on the show while the complete nominations list was announced at a press conference later by co-host Chrissy Teigen and Jussie Smollett, Forbes reported. The show will air live on Sunday, May 17th starting at 8 PM EST on ABC.

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Mega star Taylor Swift has broken all records and is topping the charts with 14 nominations in her kitty including Top Artist, Top Female Artist, Top Billboard 200 Artist and many more. In fact, the 25-year-old singer has been nominated in every category except for those reserved for the other gender.

Swift is closely followed by Sam Smith with 13 nominations in his name. Swift's "1989" will clash with Smith's album "In the Lonely Hour" for the top album prize. Other musicians nominated for top artist are Pop star Katy Perry, British band One Direction and singer Ariana Grande.

The complete nominee list can be checked out at Billboard. The nominees in main categories are mentioned below:

TOP ARTIST

Ariana Grande
One Direction
Katy Perry
Sam Smith
Taylor Swift

TOP NEW ARTIST
5 Seconds of Summer
Iggy Azalea
Hozier
Sam Smith
Meghan Trainor

TOP MALE ARTIST
Drake
Pharrell Williams
Ed Sheeran
Sam Smith
Justin Timberlake

TOP FEMALE ARTIST
Iggy Azalea
Ariana Grande
Katy Perry
Taylor Swift
Meghan Trainor

TOP DUO/GROUP
5 Seconds of Summer
Florida Georgia Line
MAGIC!
Maroon 5
One Direction

TOP BILLBOARD 200 ARTIST
One Direction
Pentatonix
Ed Sheeran
Sam Smith
Taylor Swift

TOP HOT 100 ARTIST
Iggy Azalea
Ariana Grande
Sam Smith
Taylor Swift
Meghan Trainor

TOP TOURING ARTIST
Lady Gaga
One Direction
Katy Perry
The Rolling Stones
Justin Timberlake

TOP SOCIAL ARTIST
Justin Bieber
Miley Cyrus
Selena Gomez
Ariana Grande
Taylor Swift

TOP STREAMING ARTIST
Iggy Azalea
Ariana Grande
Nicki Minaj
Taylor Swift
Meghan Trainor

TOP ROCK ARTIST
Bastille
Coldplay
Fall Out Boy
Hozier
Lorde

TOP BILLBOARD 200 ALBUM
Maroon 5, V
Pentatonix, That's Christmas to Me
Ed Sheeran, x
Sam Smith, In the Lonely Hour
Taylor Swift, 1989

BILLBOARD CHART ACHIEVEMENT AWARD PRESENTED BY SAMSUNG GALAXY (FAN-VOTED)
Iggy Azalea
Taylor Swift
Meghan Trainor