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In 1992 Gia Ciambotti joined Bruce Springsteen as a backing vocalist for his Bruce Springsteen and the " Other Band " Tour .
 Gia Ciambotti, Bruce Springsteen, Bruce Springsteen
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Gia Ciambotti, Bruce Springsteen, Bruce Springsteen