Smoking Hot Katherine Heigl Smokes An Electronic Cigarette On The David Letterman Show!

When I saw this on Youtube I just knew I had to share this with you guys! Here you have a smoking hot hottie like Katherine Heigl smoking an electronic cigarette on The David Letterman show. This shows you just how popular these e-cigs have become. And why not? These babies are the perfect smoking alternative for those people who don't want to totally give up the joys of smoking,but at the same time,they want to avoid the deadly effects of tobacco smoke. The funniest part of this video is when Dave himself actually took a few drags on the e-cig! Looks like he had some prctice smoking!!