Related Clues:

• Prankster's look
• Frown, flipped
• Sheepish look, maybe
• Frown, upside down
• Ear-to-ear expression
• Mischievous expression
• Look happy
• 'Candid Camera' request
• The parenthesis in :-)
• Sly smile
• Say cheese
• Boyish smile
• Cry before someone snaps
• "... but a __ without a cat!": Alice
• Show your pearly whites