See what Justin Timberlake, Kendra Wilkinson and other stars looked like back in the day
The actor (here at age seven) - who also has a fraternal twin brother - grew up in tiny Cedar Rapids, Iowa. "I wanted to come to Hollywood," he has recalled thinking as a kid. "But in Iowa it's like, 'How will I ever do that?'"
Credit: Splash News Online; Astrid Stawiarz/Getty Images