While promoting his new movie "It's Kind of a Funny Story," Zack Galifianakis did an interview with Dallas radio host Gordon Keith who used Galifianakis' signature "Between Two Ferns" tactics of oddball, and slightly insulting, questions giving the comedy star a taste of his own medicine. It's a brilliant bit, and Gordon claims Galifianakis wasn't aware he was being put on. Check it out below.