Related Clues:

• Don't be serious
• Play around
• Billy, for one
• Word with stuff or glove
• Western moniker
• Snooker
• Trifle (with)
• Little butter?
• Gag
• Word in an Elvis film title
• Merry prank
• Tarot card, with 'The'
• Pull one's leg
• Clown around
• Young'un