...yet couples keep doing it. Some even go back for more! Nick Lachey didn't learn his lesson from "Newlyweds" because he and Vanessa Minnillo's recent wedding will air on TLC in a few weeks. What is he doing? TRYING to be divorced twice? Guess we better start the countdown clock.
Here are 10 couples who broke up after being on reality TV:
http://wonderwall.msn.com/tv/marriages-ruined-by-reality-tv-13909.gallery?GT1=28135

