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This era saw musical stars become household names , including Judy Garland , Gene Kelly , Ann Miller , Donald O'Connor , Cyd Charisse , Mickey Rooney , Vera-Ellen , Jane Powell , Howard Keel , and Kathryn Grayson .
 Judy Garland, Gene Kelly, Ann Miller, Donald O'Connor, Cyd Charisse, Mickey Rooney, Vera-Ellen, Jane Powell, Howard Keel, Kathryn Grayson
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:
 Judy Garland, Gene Kelly, Ann Miller, Donald O'Connor, Cyd Charisse, Mickey Rooney, Vera-Ellen, Jane Powell, Howard Keel, Kathryn Grayson