Related Clues:

• Word before a snap
• Request before a click
• Happy face feature
• It's uttered before the flash
• Show approval, in a way
• Snapper's line?
• "Listen to me!"
• Let it be your umbrella
• Grin
• React to "cheese"
• 'Smile!'
• Use one's zygomatic muscles
• Alfred E. Neuman feature
• Say 'cheese,' say
• Amused look