Lisa has her dress designer make Oliver a pair of $150 overalls with Italian silk, real fur and gold buttons. It zips in the back like a dress.
The Monroe Brothers fix the falling closet door by attaching a spring that is so strong, no one can open it. Lisa has to climb through the bedroom window to get to her clothes from outside the house.
Adjusted for inflation, the $150 price of Oliver's overalls would equal approximately $1,400 in the year 2023.
Lisa, i.e. Eva Gabor, erroneously tells Oliver, i.e. Eddie Albert, that his alma mater (Harvard) has the motto "Beat Princeton." The real motto of Harvard is the Latin word "Veritas" (Truth).