Comic Bill Engvall -- a popular headliner on the Blue Collar Comedy Tour and the author of &NFi;You Don't Have to Be Dumb to Be Stupid&NFi_; -- mines the joys of marriage and fatherhood for huge laughs in this fast-talking, sidesplitting performance. The stand-up stalwart -- whose most famous routine advanced the idea that stupid people should be required to wear signs advertising their stupidity -- has sold more than 2 million comedy albums.