'American Idol 4' winner Carrie Underwood wins two ACM Awards

Superstar duo Brooks & Dunn won their 21st Academy of Country Music Award -- setting a record during Tuesday night's ceremony in Las Vegas.

Ronnie Dunn and Kix Brooks were named top vocal duo and "Believe," written by Dunn and Craig Wiseman, won song of the year during the ceremony broadcast live on CBS from the MGM Grand Hotel. Brooks & Dunn have won more trophies than any other artists in the 41-year history of the ACM Awards.

Kenny Chesney won entertainer of the year, Australian Keith Urban was named male vocalist of the year, Sara Evans took female vocalist of the year honors and Rascal Flatts was named the top vocal group.

Brad Paisley's "Time Well Wasted" won the ACM album of the year award and "American Idol" fourth season winner Carrie Underwood's "Jesus Take the Wheel" was named single of the year.

Underwood also took the top new female vocalist award, Jason Aldean was named best new male vocalist and Sugarland won the best newcomer award for a duo or vocal group.

Paisley took a total three trophies home, two shared with Dolly Parton for their duet "When I Get Where I'm Going," which won vocal event and video of the year awards.