Related Clues:

• Stand-up fodder
• It's shorter than a one-liner
• Leno line
• Scottish lake
• Costner's role in ''The Untouchables''
• Many an 'Airplane!' gag
• Good or bad ending
• Loch of note
• Bad humor?
• Untouchable lawman
• Role for Stack and Costner
• Cause for a groan
• Cause of a smile, maybe
• Wit's remark, often
• Gibe