160511
The group had a regular slot on radio station WLAY in Muscle Shoals before moving to station WJOI in Florence and then to WSM in Nashville where they became a staple of the Grand Old Opry .
 Muscle Shoals, Florence, Nashville
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Muscle Shoals, Florence, Nashville