Updated: Sat, 03 Aug 2013 12:00:00 GMT | By Jackie Burns
Forever 21: Celebrities as they came of age

Justin Timberlake

Justin Timberlake (© Rex Features)
  • Cameron Diaz (© Rex Features)
  • Reese Witherspoon (© Rex Features)
  • Christian Bale (© Rex Features)
  • Alyssa Milano (© Rex Features)
  • Justin Timberlake (© Rex Features)
  • John Cusack (© Rex Features)
  • Sir Paul McCartney (© Rex Features)
  • Michelle Williams (© Rex Features)
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Age Now: 32

Life at 21: Justin Timberlake was saying goodbye to his ‘N Sync boy band days and had just kicked off his solo career with the release of 2002’s Justified.