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Pop Quiz: Guess the Chest!

Who doesn't have time for a six-pack? See if you can spot the sexy owners of these abs-olutely fab bods! By Cara Lynn Shultz

  • He's not a school boy anymore! Who is the owner of this well-defined chest? | Zac Efron

CREDIT: Starsurf / Splash News Online

Published: Tuesday June 30, 2009 06:00 AM EDT

He's not a school boy anymore! Who is the owner of this well-defined chest?