This is Question 1 of 12 in John Rutter's Christmas Quiz, running from 1-12 December. Find out more: http://bit.ly/JRChristmasQuiz

Q: In which famous Christmas hymn did the welkin originally ring?

Submit your answers by direct message on Facebook, Twitter or Instagram and NOT in any comments that you may post below so as not to spoil the fun by giving anyone else any clues.

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The deadline for answers is Sunday 15th December midnight GMT. Prizes include a king-size box of handmade chocolates and (for those of legal age) a bottle of finest Champagne.