Justin Bieber left the fake mustache at home and got serious on the red carpet of last night's Golden Globe Awards, donning a Dolce and Gabanna tux.
But fellow hunk Zac Efron did the same.
Indeed, each of these young stars may have been caught laughing later in the evening, but they treated their initial rounds of posing as a very important matter. Neither cracked as much as a smirk, choosing to smolder instead smile. Which stud looked the sexiest?
Compare. Contrast. Drool. Decide.
Yes, gals, you must choose between Justin Bieber and Zac Efron. Compare these studs and cast your vote now! View Poll »