Taylor Lautner Our sweet li'l nickname for him: Our Six-Pack Sweetie Why he's sweet: Becoming one of the world's biggest stars overnight could easily give a guy attitude to spare, but Lautner has been commendably humble regarding his role in the "Twilight" movies, telling Teen Vogue, "I think the fans would love anybody who played Jacob. I'm just lucky to be the one who got the chance." Crazine…