Shania Twain announces Vegas show June 9, 2011 at 8:10 PM CDT - Updated June 24 at 8:24 AM (CNN) - Shania Twain will soon be headlining her own show in Las Vegas. The country singer announced Wednesday that she has signed on to a two-year residency at the Colosseum at Caesars Palace. What can audiences expect from the show, which is titled Still the One? According to Twain, the show remains in the works. But she said it's given her a huge freedom, and she plans to "go nuts." Twain's first performance will be Dec. 1, 2012. Copyright 2011 CNN. All rights reserved.