Related Clues:

• ''I didn't know that''
• [Gasp!]
• Word said while scratching the head
• Censure
• La la lead-in
• Riviera resort city
• ''--- whillikers!''
• Cry at a circus
• 'That's really something!'
• Sound of contentment
• 'What a surprise!'
• 'How exciting!'
• Cousin of 'Shucks!'
• Heading on Santa's list
• Pleasant Riviera city