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The couple raised two sons : actor-musician Oz Perkins ( born February 2 , 1974 ) and folk / rock recording artist Elvis Perkins ( born February 9 , 1976 ) .
 Oz Perkins, Elvis Perkins
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:
 Oz Perkins, Elvis Perkins