• BREAKING NEWS ABC shows live and on-demand -- Download the WATCH ABC app!

Kourtney Kardashian over the years: 15 sexiest looks (Photos)

Kourtney Kardashian appears at a Kardashian Khaos store meet and greet in Las Vegas on April 12, 2014. The reality star turned 35 on April 18. <span class=meta>(Dave Proctor / startraksphoto.com)</span>
April 18, 2014 9:13:48 AM PDT