Possible Clues:

• Putdown from The Fonz
• Fonzie catchphrase
• 'Oh, shut up!'
• Delay decision on what to do with a chair
• 'Shaddup!'
• Delay decision for what bishop does with his throne
• The Fonz's comeback to Richie
• '70s TV catchphrase
• "Happy Days" catchphrase
• 'Happy Days' catchphrase