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" The Tooth Fairy Tats 2000 " ( " The Tooth Fairy 's Tats 2000 " on the South Park Studios website ) is episode 49 of Comedy Central 's South Park .
 Comedy Central 's
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Comedy Central 's