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Presley himself was the first choice for the role of Birdie , but his manager , Colonel Tom Parker , rejected the idea as he did not want Presley in any roles that were parodies of himself .
 Presley, Colonel Tom Parker, Presley
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Presley, Colonel Tom Parker, Presley