Here are the possible solutions for he asked who's on first clue
Answer
Clue
Relevancy
whendidyougraduate
Clue
Nevertheless, she asked him if he had attended her high school, and after he said yes, she asked "...?"
costello
Clue
He asked "Who's on first?"
goodbyecolumbus
Clue
1959 novella that begins "The first time I saw Brenda she asked me to hold her glasses"
lou
Clue
Man who asked "Who's on first?"
Definition
(Scots) to love, also LOO
fun
Clue
First word across in the first-ever crossword (1913) and the first of a dozen appearances of the word in this puzzle's grid, written word search-style (left, right, down, and diagonally) ... Can you f