Can You Guess the Celebrity in This Yearbook Photo?

Even with a gap-toothed grin, this cutie exudes a ton of charm! We're not surprised -- he grew up to be a charismatic performer.

Even back in the day, this singer was working it on talent shows before getting his big break with Disney. Although he had a successful run as part of a boy band, this performer has won awards for his solo work as well.

Think you know who this is? Click to find out!