“Buruguduystunstugundstuy” is quite a mouthful of a musical. With a title like that, the audience expects something beyond the usual fare. The creators of “Buruguduystunstugunstuy” promised a wild ride—an “acid trip,” as director Dexter Santos described it. They did not disappoint. They delivered as they promised. Using songs of the popular band Parokya ni Edgar,...