Photo SpecialHollywood's Cougar Bait!
In honor of Kellan Lutz's 25th birthday, we're celebrating the young and hot – Ed! Taylor! Drake!
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KELLAN LUTZ, 25
Hey Sk8er boi! The brawny Twilight vampire – who turned 25 on March 15! – suns those famous muscles in L.A. alongside dog Kola.
