From US Magazine:
Justin Bieber, is that you? During his downtime from gearing up to perform in Brazil, the "Heartbreaker" singer has allegedly been spending his off hours at a brothel. According to the New York Post`s Page Six (and several photos), the 19-year-old singer was reportedly trying to sneak out of a brothel on Friday, Nov. 1.
There is more here:
For those of wonder, the brothel he "allegedly" went to, is mentioned in the Rio de Janeiro thread: