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The lead single I 'm Sorry ( ) features T.O.P from Big Bang ; he is also featured in the music video , along with Sandara Park from 2NE1 .
 T.O.P, Sandara Park
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 T.O.P, Sandara Park