The 42nd AMAs took place some hours ago , at Nokia Theatre in L.A.

Pitbull hosted the ceremony and many huge stars of the music industry attended that big party and some of them also held some great perforomances on stage.

Here is the Winners list of AMA 2014:

Artist of the Year: One Direction

New Artist of the Year: 5 Seconds of Summer

Single of the Year: Katy Perry feat. Juicy J, “Dark Horse”

Pop/Rock Female Artist: Katy Perry

Pop/Rock Male Artist: Sam Smith

Pop/Rock Band, Duo or Group: One Direction

Pop/Rock Album: One Direction, “Midnight Melodies”

Country Female Artist: Carrie Underwood

Country Male Artist: Luke Bryan

Country Band, Duo or Group: Florida Georgia Line

Country Album: Brantley Gilbert, “Just As I Am”

Rap/Hip-Hop Artist: Iggy Azalea

Rap/Hip-Hop Album: Iggy Azalea, “The New Classic”

Soul/R&B Female Artist: Beyonce

Soul/R&B Male Artist: John Legend

Soul/R&B Album: Beyonce, “Beyonce”

Latin Artist: Enrique Iglesias

Alternative Rock: Imagine Dragons

Adult Contemporary: Katy Perry

Contemporary Inspirational: Casting Crowns

Electronic Dance Music: Calvin Harris

Soundtrack: “Frozen”

Dick Clark Award of Excellence: Taylor Swift