Related Clues:

• Prank starter
• Stunt man, e.g.
• Recklessly bold
• Defiant one
• Audacious
• Adventurous one
• Risk taker
• Bold one
• Courageous one
• Hot dog, perhaps
• Harum-scarum type
• Challenger
• One who dares
• Person chanting ''I bet you can't''
• Gutsy sort