Related Clues:
- Is beaming
- Sounds from contented kitties
- Sounds from Abyssinians
- Runs like a tuned engine
- Sounds like a well-tuned engine
- "Miles ___" (1967 jazz record)
- Close parentheses, at times
- 'Cheese' products?
- What )s represent in some emoticons
- Wears a grin
- Son has a long way to go, but looks happy
- Sounds from happy cats
- Sounds from contented cats
- Sounds from a happy cat
- Says 'Kimchi!'