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When Jerry Lee Lewis returned to country after the decline of 1950 s style rock and roll , he sang his country with a blues feel and often included blues standards on his albums .
 Jerry Lee Lewis
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:
 Jerry Lee Lewis