Zac Efron: Variety's 'Breakthrough Performer of 2009'

Zac Efron: Variety's 'Breakthrough Performer of 2009'

21-year-old actor Zac Efron already has millions of devoted fans, three massively successful "High School Musical" movies under his belt.

Besides, according to ShoWest, it's only the beginning for the young actor.

The young actor has been named breakthrough performer of the year by ShoWest, according to Variety.

Zac Efron joins fellow honorees include Sienna Miller, Chris Pine and Bradley Cooper at the annual entertainment convention in Las Vegas.

In the comedy "17 Again", Zac will next be seen with Matthew Perry.