Justin Bieber's Brazil adventures: Truth or idol gossip?

Either Justin Bieber is having a wild time on his South American tour or media reports of the 19-year-old singer's antics are off the mark.

Many reports barely rise above the gossip threshold, but they echo throughout the tabloids and mainstream media.

What you should believe -- and why you should care -- is a raging debate online with Twitter, Facebook, YouTube and beyond.

"My truth is in the music," Bieber said in a message to his 46 million Twitter followers this week. It was posted the same day his newest single, "Bad Day," released.

Journalists know very little about what goes on in Bieber's private life. He is constantly surrounded by bodyguards and his representatives consistently refuse to confirm, deny or comment on any reports that surface.

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