Related Clues:

• "Foiled again!"
• "Hogwash!"
• Old-fashioned 'as if!'
• Partner of 20-Across
• "A Christmas Carol" comment
• "Eek!" elicitor
• Scroogean word
• React to an umpire's bad call
• Ebenezer's remark
• 'It is to laugh!'
• Cry of disapproval
• '___! Humbug!'
• Scrooge syllable
• Part of a legendary Christmas complaint
• Derisive call