Archie and Mr. Weatherbee test Dilton's I.Q. Analyzer, but something goes wrong and the two have their personalities switched. This causes problems when the two go out on dates that evening.; Archie and Mr. Weatherbee continue to have switched personalities, each one being miserable in the other one's life.; Mr. Lodge sponsors a million dollar prize to draw attention to an orphanage's lottery. Mr. Svenson, the school janitor wins the million dollars, but does something unexpected with the money.; The new Home Economics teacher uses a microwave oven to cook her snacks.; Reggie spoils Archie's pottery project.; Miss Grundy gives the definition of the word "eschew" and comes up with an pun to help remember it.