See what Justin Timberlake, Kendra Wilkinson and other stars looked like back in the day
"I was a member of a group called the Kissy Girls," the L.A.-born star has recalled. "I was very sexual in kindergarten. I created a game where I would kiss the boys and give them cooties. Then we would make out and we would take our clothes off. I got in a lot of trouble!"
Credit: Wenn; Kevin Mazur/WireImage.com