The luckiest winners of the year are American Idol graduates, Chris Daughtry and Carrie Underwood with three awards each.
Next in line is Justin Timberlake with two awards, winning in the best male pop-rock artist and best soul/R&B album for his album "FutureSex/LoveSounds".
And just as good as J.T. is artist T.I., winning double honors in the rap-hip-hop category. He won best male artist and best album "T.I. vs. T.I.P.".
Here's a full list of the winners:

POP/ROCK
Favorite Male Artist: Justin Timberlake
Favorite Female Artist: Fergie
Favorite Band, Duo or Group: Nickelback
Favorite Album: Daughtry / Daughtry

Rest of the list after the jump!

COUNTRY
Favorite Male Artist: Tim McGraw
Favorite Female Artist: Carrie Underwood
Favorite Band, Duo or Group: Rascal Flatts
Favorite Album: Carrie Underwood / Some Hearts

SOUL/RHYTHM & BLUES
Favorite Male Artist: Akon
Favorite Female Artist: Rihanna
Favorite Album: Justin Timberlake / FutureSex/LoveSounds

RAP/HIP-HOP
Favorite Band, Duo or Group: Bone Thugs-N-Harmony
Favorite Male Artist: T.I.
Favorite Album: T.I. / T.I. vs. T.I.P.

ADULT CONTEMPORARY
Favorite Artist: Daughtry

LATIN MUSIC
Favorite Artist: Jennifer Lopez

ALTERNATIVE ROCK MUSIC
Favorite Artist: Linkin Park

CONTEMPORARY INSPIRATIONAL
Favorite Artist: Casting Crowns

SOUNDTRACKS
Favorite Album: High Musical 2

FAVORITE BREAKTHROUGH ARTIST (ALL GENRES)
Daughtry

INTERNATIONAL STAR OF THE YEAR
Beyoncé

T-MOBILE AWARD
Carrie Underwood