Related Clues:

• Front-runner's edge
• Balloon variety
• Heavy metal
• One of two ballroom dancers
• Pipe material
• Auditioner's hope
• Scarlett O'Hara in 'Gone With the Wind'
• Starring role
• X-ray blocker
• Romeo or Juliet
• Conduct
• Be in charge of
• Indication of opportunity
• Wield a baton
• Get the ball rolling