The WB's "7th Heaven" beats out "The Waltons" and "Little House on the Prairie" as the longest-running family drama ever.

So he blends in with the crowd, sort of the way "7th Heaven," which debuted in August 1996, has in the TV landscape. Even its milestones are reached quietly: the WB just aired its 200th episode, eclipsing "The Waltons" and "Little House on the Prairie" this fall as television's longest-running family drama. . . . . . .Full Story