This Goofy Blond Teenager Is Now a Major Heartthrob and Leading Man, But Who Is He? (PHOTOS)

It's 31-year-old actor, musician, and celebrity entrepreneur Justin Timberlake! The little kid he's with is Sacramento Kings guard Jimmer Fredette. Justin retweeted this photo on August 2, 2012: "@jimmerfredette: Me and @jtimberlake back in the day and then again at the ESPYs. pic.twitter.com/RQ5CDtDu Whoa. This can't be true... I'm old." Aww. 

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