Britney Spears over the years: 11 sexiest tour outfits (Photos)

Slideshow posted in Photos | Wednesday, September 18, 2013

2 of 12: Britney Spears performs a concert in Metz, France as part of her Femme Fatale tour on Oct. 5, 2011. ( Photo / Alexandre Marchi / Startraksphoto.com)