Justin Bieber: Between Two Ferns with Zach Galifianakis By Author Kay D. Rhodes at Sep 26, 2013 • Category Justin Bieber Justin Bieber is interviewed by Zach Galifianakis for his show Between the Ferns in this video. He also gets spanked by the actor.Between Two Ferns with Zach Galifianakis: Justin Bieber from Justin Bieber