Related Clues:

• Happy
• Merry
• Unfriendly flag (with 59-Across)
• Laugh-filled
• Santa-esque
• Mirthful
• Boisterous
• Like St. Nick
• Like Santa Claus
• Description of St. Nick
• In good spirits
• Very happy
• Santa-like
• 'A right ___ old elf' (Santa)
• Trip up