PHOTOS: Shania Twain's Hottest Looks Over the Years

(Reuters)

Shania Twain performs during the Country Music Association Awards show in Nashville. (Associated Press)

Country singer Shania Twain embraces her award after winning "Favorite New Country Artist" at the American Music Awards in Los Angeles. (Associated Press)

Canadian singer Shania Twain poses backstage after her performance at the 30th Annual American Music Awards in Los Angeles. (Reuters)

Shania Twain performs among fans during the half time entertainment at Superbowl XXXVII in San Diego's Qualcomm Stadium. (Reuters)

Shania Twain arrives for the 39th Annual Country Music Awards in New York. (Reuters)

Country artist Shania Twain arrives for the 42nd Annual Academy of Country Music Awards show at the MGM Grand Garden Arena in Las Vegas. (Reuters)

Recording artist Shania Twain poses on the red carpet during the 40th Juno Awards in Toronto. (Reuters)

Canadian country singer Shania Twain arrives at the Billboard Music Awards in Las Vegas. (Reuters)

Country singer Shania Twain arrives at the 2014 Billboard Music Awards in Las Vegas. (Associated Press)

Shania Twain performs at the PEI 2014 Founders Week Concert at the Charlottetown Event Grounds in Charlottetown, Canada. (Associated Press)

Singer-songwriter Shania Twain performs in concert during her “Rock This Country Tour 2015” at the Wells Fargo Center in Philadelphia. (Associated Press)

Canadian singer Shania Twain performs her hit song "Any Man of Mine" at the 38th Annual Grammy Awards. (Reuters)

Canadian singer Shania Twain smiles at the end of a song during a concert to celebrate UNICEF's 50th Anniversary in New York City. (Reuters)

Country singer Shania Twain sings one of her songs at the VH1 Divas live concert in New York City. (Reuters)

Canadian Shania Twain performs her song "Man I Feel Like a Woman" during the 41st Grammy Awards. (Reuters)

Country music artist Shania Twain arrives at the 34th Country Music Association Awards show at the Grand Ole Opry House in Nashville. (Reuters)

Canadian singer Shania Twain performs her song "I'm Gonna Getcha Good" during the German television show 'Bet It...?!' ('Wetten Dass... ?!'). (Reuters)

Country music star Shania Twain talks to the press about motherhood backsatage at the 36th annual Country Music Association Awards in Nashville. (Reuters)

Canadian singer Shania Twain performs at the Juno Awards. (Reuters)