These days, bachelor John -- who turns 50 on Aug. 19 -- is following up a memorable arc on "Glee" with a new role on "Necessary Roughness." We just want to know how he manages to make time stand still. "I mean, if there's any secret, I sleep a lot," he told TV Guide of his youthful looks. "I get a lot of sleep and, you know, rejuvenation. So I try to go to bed early."