Related Clues:

• Jump start?
• Rebuke from a fan
• Starting word
• 'That's not fair!'
• Ghost word
• Cheer's opposite
• Greet the visitors?
• Ghost's call
• "Get off the stage!"
• Reaction dreaded by a performer
• "Bad call, ref!"
• "You stink!"
• Scarer's shout
• Word meant to startle
• Response that, odds are, I'm probably going to get