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The film was released by Walt Disney Studios Home Entertainment on DVD , Blu-ray , and as a movie download on November 20 , 2012 .
 Walt Disney Studios Home Entertainment
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:
 Walt Disney Studios Home Entertainment