Related Clues:

• Bon --- (witty remark)
• Many a crossword clue
• Typical bumper-sticker phrase
• Judicial order
• 20-, 39- or 53-Across, say
• Bit of humor
• [Awful!]
• Stand-up fodder
• Shut up
• It's shorter than a one-liner
• Leno line
• Bon --- (witticism)
• Many an 'Airplane!' gag
• Bon ___ (witticism)
• Verbal jewel