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Producer Mike E. Clark introduced Insane Clown Posse to Coup Detroit in the hopes that Joseph Bruce would sign Coup Detroit to his label , Psychopathic Records ; however , Bruce found the band unimpressive , except for Murrell 's guitar playing .
 Mike E. Clark, Detroit, Joseph Bruce, Detroit, Psychopathic Records, Bruce
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Mike E. Clark, Detroit, Joseph Bruce, Detroit, Psychopathic Records, Bruce