Related Clues:
- Go back and it'll go down. That's great!
- "Jumpin' Jack Flash" is one
- Krypton is one
- Argon or helium
- Natural or mustard
- You might get it with a bean burrito
- What to add when the 59-Across gets low
- Fuel in a car
- Found that, in the main, it is very entertaining
- Dental administration?
- Auto fuel
- Grabs nothing, even when it's funny?
- Braggart's output
- Piped fuel
- It might be air or glass alternately