Related Clues:

• Extra-bright
• Light stuff
• Broadway brightener
• Glaring lure on the strip
• Household hazard
• Gas that's hard to ignore
• Kind of sign
• No. 10
• An inert gas
• It's in the air
• Colorful tropical fish
• Gas for a Broadway ad
• Glowing sign
• Inert element used in lights
• Colorless, gaseous element