Related Clues:

• Confusing first baseman of fiction
• Player across the diamond from I Don't Know
• Comedy player at first
• Question that's an anagram of 63-Down
• Common question after a name is dropped
• Question suggesting 'Never heard of 'em'
• 'Says --?'
• Abbott and Costello's first baseman
• First name of comedy?
• First baseman in a comedy routine
• ''__ do you think you are?''
• First baseman with a confusing name
• First baseman in a classic comedy routine
• The thing a Scottish engineer talked of?
• Question from an owl?