Related Clues:

• "When all ___ fails, read the directions"
• 66-Across theme word, unabridged
• Ultimatum conclusion
• "What ___ can go wrong?"
• Clause joiner
• Word in every theme entry
• Word of choice
• Last word of an ultimatum
• "So what ___ is new?"
• "What ___ is new?"
• '___ bad!'
• "Or ___!" (veiled threat)
• Common intensifier
• Appealing addition
• Word hyphenated with ran