JOHN STAMOS
AGE: 44
STATUS: SINGLE
SEE HIM ON: ER, AS TEMPERAMENTAL INTERN TONY GATES

"I'm obsessed with my house being spotless," says Stamos, who gets help keeping things pristine from his housekeeper Dulce. "My friends make fun of me, 'How does John make his bed?' 'DULCE!' 'How does John cook?' 'DULCE!' 'How does John wash his clothes?' 'DULCE!' She's been with me for about 20 years. She's my secret weapon."

SETH GABEL
AGE: 26
STATUS: MARRIED, TO ACTRESS BRYCE DALLAS HOWARD
SEE HIM ON: DIRTY SEXY MONEY, AS PLAYBOY JEREMY DARLING

"When I lived alone, I was forced to move every six months because I was so dirty," says Gabel. But marriage has taught him to do his fair share of chores, which has left a good impression on his 9-month-old son Theodore. "We just bought him his own set of cleaning supplies," says Gabel. "He loves sweeping the stairs."

NATHAN FILLION
AGE: 36
STATUS: SINGLE
SEE HIM ON: DESPERATE HOUSEWIVES, AS MYSTERIOUS DR. ADAM MAYFAIR

He's been known to prune an overgrown jade plant and obsess about the state of his lawn—"I have one patch of grass that's not cutting it," he moans—but Fillion isn't always wild about nature: "There are black widow spiders in my backyard, coyotes walking down the streets, killer bees, rattlesnakes—there's so much around L.A. that'll kill you!"