Topper is expecting a visit from his pen pal chess partner, whom he has never met. However, he is surprised when the chess player turns out to be a young boy genius -- who also doesn't believe in ghosts.
An oil scam takes Topper and the ghosts, as well as his wife and boss, to the Middle East, where a misunderstanding has Henrietta set to marry a phony sheik.
Topper discover the house has been sold to the city and is to be moved to make way for a new highway, but the movers cause as much damage than if the house were knocked down.
A big bank deal and spring cleaning occurring on the same day make for confusion enough. But when George Kerby adds his ghostly invention to the general chaos, Topper doesn't have a chance.
Henrietta's old school needs a loan of because of embezzlement. Topper gets his bank to make the loan on false premises and then delivers the check to the school with George interfering. While hiding in a closet, the 'lost' money is found.