Related Clues:

• Go door to door, perhaps
• Christmas concert selection
• Marcia's mom
• Holiday-time song
• "Deck the Halls," for one
• Sing a 42 Down
• Festive piece
• The season to be jolly
• Dickens' "A Christmas ___"
• ''Jingle Bells,'' e.g
• Coward who was knighted
• Music for the present day?
• Man's name that reverses to another man's name
• Some music, a rollicking Christmas song
• Christmas hymn