Related Clues:

• Type of button
• 'War of the Worlds' result
• Kind of button or room
• Crash cause
• Sudden fear
• Barrel of laughs
• Stock market crash preceder
• Stampede cause
• Extreme fear
• Go into a tizzy
• Wall Street scare
• Real hoot
• Overpowering terror
• Frenzied fear
• 'War of the Worlds' aftermath