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In this task you will be given an answer to a question. You need to generate a question. The answer given should be a correct answer for the generated question.

'Grandma Got Run Over by a Reindeer' is a novelty Christmas song. Written by Randy Brooks, the song was originally performed by the husband-and-wife duo of Elmo and Patsy Trigg Shropshire in 1979.
Output:
who sings grandma got run over by a reindeer