The 2011 ACM Awards: The Night’s Highlights & Big Winners!

    Rihanna, Steven Tyler and Carrie Underwood, oh my! Not only was last night’s Academy of Country Music Awards a big event for winners in Sin City, it was marked by colorful performances as well. Find out the scoop and winners after the jump!

    As Carrie rocked streaks of pink in her hair, she also rocked out with an American Idol judge! According to PopEater, Carrie and Steven performed her hit “Undo it” and then the Aerosmith classic, “Walk This Way.”

    And the hits kept on coming! Whether it was watching Rihanna do her country best by singing a duet with Jennifer Nettles of Sugarland or seeing newlywed Reese Witherspoon present with her Water for Elephants co-star, Robert Pattinson, the night was one surprise after another!

    LIST OF WINNERS:

    Entertainer of the Year: Taylor Swift

    Top Male Vocalist of the Year: Brad Paisley

    Top Female Vocalist of the Year: Miranda Lambert

    Top Vocal Duo of the Year: Sugarland

    Top Vocal Group of the Year: Lady Antebellum

    Top New Solo Vocalist of the Year: Eric Church

    Top New vocal Duo or Group of the Year: The Band Perry

    Top New Artist: The Band Perry

    Album of the Year: Need You Now, Lady Antebellum

    Single Record of the Year: “The House That Built Me,” Miranda Lambert

    Song of the Year: “The House That Built Me,” Miranda Lambert

    Video of the Year: “The House That Built Me,” Miranda Lambert

    Vocal Event of the Year: “As She’s Walking Away,” Zac Brown Band featuring Alan Jackson