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Shania Twain Launches "Shania: Still the One" At The Colosseum At Caesars Palace

LAS VEGAS, NV - DECEMBER 01: Singer Shania Twain performs during the debut of her residency show "Shania: Still the One" at The Colosseum at Caesars Palace on December 1, 2012 in Las Vegas, Nevada. (Photo by Jeff Bottari/Getty Images)

Shania Twain Stuns Crowd In Las Vegas

It's been nearly a decade since Shania Twain has performed live--8 years, to be exact. But the 47-year-old singer proved she really is "still the one" at the opening night of her Las Vegas residency Saturday night.

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