Justin Bieber Gets Spanked By Zach Galifianakis: Watch Now!

Bieber sits down with the 'Hangover' star for the latest installment of 'Between Two Ferns.'
By Jocelyn Vena

Source:
http://www.mtv.com/news/articles/1714634/justin-bieber-zach-galifianakis-funny-or-die-between-two-ferns.jhtml

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