Related Clues:

• Horoscope datum
• It can get into a jam
• 21-Across, e.g.
• Prefix with mate or graph
• Apply one's John Hancock
• It can be in a jam
• Showroom display
• Self-starter?
• Mobile leader
• Place your name on
• Type of insurance
• It might be high
• Use Ameslan
• Jaguar, for one
• Catcher's putdown?