Related Clues:

• Argon or neon
• Refined fossil fuel
• 'What a ___!'
• Jupiter, mostly
• Sign that's often lit
• P. T. Barnum sold tickets to this and called it 'The Egress'
• Argon, for one
• Number on an Interstate sign
• Post-dinner issue
• Car-tank filler
• Guzzled product
• Go offstage
• Really fun time
• Walk offstage
• Marsh emanation