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American Idol Lambert auditioned for the ninth season of American Idol on August 25 , 2009 , in Dallas , Texas , at the encouragement of his mother , and earned a golden ticket to Hollywood Week .
 Lambert, Dallas , Texas
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Lambert, Dallas , Texas