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Instead , the children sing " Jingle Bells " and a bridge of " Deck the Halls " in addition to the main theme .
 Jingle Bells, Deck the Halls
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
Answer:
 Jingle Bells, Deck the Halls