| Answer | Crossword Clue |
|---|---|
| WHO | Abbott and Costello's first baseman |
| WHOS | Abbott and Costello's "... on First?" |
| BASEMEN | Who, What and I Don't Know, in Abbott and Costello's "Who's on First?" routine |
| WHO | First baseman, to Abbott and Costello |
| WHO | Abbott-Costello first baseman |
| WHOSONFIRST | Abbott and Costello's baseball classic |
| WHOSONFIRST | Abbott and Costellos classic line |
| BECAUSE | Abbott and Costello's center fielder |
| COEDS | Abbott and Costello's "Here Come the ..." |
