Sexy Shirtless Stars!

37 of 54

Kellan Lutz

"A lot of it is genetics," the Twilight actor (in St. Maarten in April 2010) tells Us Weekly of his buff body. "But I also do a workout for 45 minutes with the heaviest weights that I can."

Hover over image to zoom

ADVERTISEMENT

Inside Us Weekly

comments powered by Disqus