When we hear the word "granny," we can't help thinking of Irene Ryan in "The Beverly Hillbillies," or the Looney Tunes character who co-stars with Tweety Bird and Sylvester the Cat in the shorts from our childhood: tight bun, high-necked cotton dress, little-old-lady voice. Or how about grandpa? We immediately picture Grandpa Zebulon Tyler Walton of the 1970s TV show -- white hair, giant mustache, overalls.
But look at Hollywood today and you get an utterly different vision of grandparents. Here's a slideshow of some of our favorite celebs who defy the conventional image. Vote for your favorite!