Related Clues:

• Something to crack
• React to a camera
• Bless, with ''on''
• Happy look
• Jack-o'-lantern feature, perhaps
• It might be silly
• Show amusement
• Say 'cheese'
• Ear connector, at times
• Impish smile
• Cheshire cat expression
• Prepare to be photographed
• Crack a smile, e.g.
• It shows a lot of teeth
• Uncompleted Beach Boys album