[last lines of the series]
Dr. Jason Seaver : Well, I don't mean to break up the fun, but we've got a long drive to Washington. Guess we better hit the road.
Mike Seaver : Yeah, I've gotta go break in my new landlord.
Carol Seaver : Dwight's driving me to my dorm.
Chrissy Seaver : Can't we stay and see what the new people look like?
Ben Seaver : [solemnly] I'd rather not know.
Carol Seaver : Me either.
Maggie Malone Seaver : Oh, come on, we better get moving.
[the entire family leaves and look back at the empty house for the last time]
Carol Seaver : [tearfully] Goodbye...