27139
A few vocalists , such as Dead , Maniac and Kvarforth , are known for cutting themselves while singing onstage .
 Dead, Maniac, Kvarforth
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Dead, Maniac, Kvarforth