The categories for Al's fateful game are: 1) "T.V. Themes"; 2) "Nuclear Physics"; 3) "World Geography"; 4) "Food"; 5) "Potpourri"; 6) "Famous Accordion Players". The $20 answer for #3 is "Number of bricks in the Great Wall of China". The $20 answer for #4 is "Secret ingredient found in both Cheese Whiz and Krazy Glue". The $60 answer for #6 - the Daily Double - is "This German Baroness could suck the chrome off a fender". The $100 answer for #5 is a complex mathematical equation. The $80 answer for #1 is written in Oriental hieroglyphs.