Related Clues:

• Stinky grades
• Scrabble 2-pointers
• "Disco Duck" singer
• Lousy grades
• Less than average grades
• Wedding couple?
• Kiki and Sandra
• Grades below the curve
• "Disco Duck" songwriter
• Crummy grades
• Middle's middle
• Grades below the curve, perhaps
• ''Disco Duck'' singer Rick
• Rick of radio
• Elmer Fudd has two