Extravaganza: A Joke Book

``Wholly original in concept and often brilliant in execution, Extravaganza lives up to its title,'' asserted PW . A fictionalized version of the old vaudeville team Smith & Dale tells familiar, Yiddish theater-inflected burlesque routines. But early on the jokes begin to go wrong; characters spew anti-Semitic invective, stories become violent and bizarre. (June)