Related Clues:

• Formal wear, informally
• Wedding wear
• Dinner wear
• Prom rental
• ___ Park, N.Y.
• It comes in black and white
• Formal attire
• Formal wear
• It's often rented
• Fancy duds
• The best man may be in it
• Prom wear
• Formal attire, informally
• Promgoer's rental
• Penguin suit