She broke things off after he was caught cheating on her with Jessica Smith, Cavallari's BFF.
Not too long after In the spring of 2008, the California native rekindled a romance with minor leaguer Doug Reinhardt.
Unlike most of her life, which has been under the scrutiny in both reality series Laguna Beach: The Real Orange County and its spin-off series, The Hills, Lauren and Kyle kept their relationship low-key.
Justin ''Bobby'' Brescia never wanted to be a Hollywood star, he wanted to cut hair, play music and surf, so it is no wonder he is not willing to be diplomatic when it comes to the celebrities producers once called his friends.
But Jillian (Drew Barrymore) is really the only one on Brian's mind, and Graham and Brian and Stewie -- yes, Stewie -- do their utmost to stop Jilian's wedding. The main thing is to watch for the very final shot.
Funny thing, it's not a particularly funny episode.
"Because there were a lot of nights that I was getting 2 a.m.
phone calls and I had to go pick him up passed out in the back of a club.
They were so sweet and made the process really enjoyable.
After a few outings, however, Conrad pumped the breaks on their courtship.
"[We] dated my senior year of high school," Conrad has said of Reinhardt, who later pursue Stephanie Pratt, Spencer's sister.
As fans of the show well know, Colletti left Conrad for her high school rival, Kristin Cavallari.
Conrad next dated fellow classmate Jason Wahler, a notorious bad boy.