Related Clues:

• "You got me!" look
• Beaming look
• Broadest smile
• Meaning of the emoticon :-D
• What's left of the Cheshire Cat
• Sign of satisfaction
• Sign of amusement
• Gentle prod
• Cheshire Cat's expression
• Prankster's look
• Sheepish look, maybe
• Frown, upside down
• Ear-to-ear expression
• Mischievous expression
• Poke gently