Doug Reinhardt and Paris Hilton attend TAO Bistro at the Venetian on February 20, 2010 in Las Vegas, Nevada. Paris Hilton partied on her 29th birthday Las Vegas-style Saturday night, with beau right by her side. The socialite strutted down the red carpet (you know, just like the rest of us mark our B-days) before heading into her party wearing a white Preen dress, Christian Louboutin shoes, and

Paris Hilton is quite the business woman.  Here she is at the Sands Hotel in Las Vegas at the Vision Expo launching her new sunglasses line.  She' wearing a pair of her new sunglasses in the picture. This girl can do it all!