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@ justinbieber Happy Birthday honey :) . . I 've seen you grow up . . . you were a baby that time . . and now you 're 20 ! ! Unbelievable :)
 person: justinbieber
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 person: justinbieber