Related Clues:

• Smarten (up)
• Neaten (up)
• Salesperson's incentive
• Spruce (up)
• Calvin's alter ego Spaceman ___
• Salesman's reward, slangily
• -- up (neaten)
• __ up (neaten)
• ___ up (improve the look of)
• Calvin's spaceman alter ego, in comics
• ___ up (make more stylish)