Related Clues:
- Most festive
- Most mirthful
- Superlatively festive
- Most happy
- Most free-and-easy
- Most joyful
- Most merry
- Mostly 18 across, yet gas
- Twisted tag around a very happy affirmative
- Most happy-go-lucky
- Making inept pass, gets most irascible
- Smartest being most likely to take a photograph?
- Like the one speaking most irritably
- Most like The Merry Widow being terribly stagey
- Most elegant content of baby's nappies, terrifying!