RELATED: The considerable cult that has grown up around Galifianakis’s performances over the last few years, both live and on video-sharing sites like YouTube, has done so largely because his routines are, arguably, the most unpredictable in contemporary comedy. A typical hourlong set might meander from carefully composed, conceptual one-liners à la Steven Wright to profanity-drenched tirades against members of the audience to slapstick to solemnly tacky musical interludes (Galifianakis is an able pianist) to Andy Kaufman-esque attacks on the genre that seem less concerned with eliciting laughs from the crowd than with confounding its notions of what comedy or, […]