Related Clues:

• Have sufficient courage
• Have the courage (to)
• It might begin "Bet you can't!"
• Many a first kiss (or was that just me...)
• Truth or __ (party game)
• Be brazen
• Demonstrate spunk
• Show nerve
• Have the courage to read out
• Increase what is at stake
• Raise stakes in a game ... and a hint to a hidden feature of five Down puzzle answers
• Accept a challenge
• Replacements "I Will ___"
• "Where Eagles ___" Iron Maiden
• Gorillaz song that took the challenge?