Three years after "Seinfeld," Rupp landed the part of Kitty Forman, a sweet-natured mother with a ridiculously memorable laugh, on "That '70s Show." She played the role from 1998-2006. Rupp is now 65. —XFINITY Entertainment Staff (Photo by Stephen Lovekin/Getty Images)
The opinions expressed are solely those of the author and do not necessarily reflect the views of Comcast.