"The Lettered Ball" is a stand-up comedy, in which Andres Lopez makes fun of his generation which he calls "The Guava Generation" ,in the most successful monologue of the year. The story of Colombian people is divided (according him) in Six generations: Generation W: What is allusive to the avant-grade artistic, and literary youth in Colombia from 19xx to 1968; when the moms and dads become in moms and dads for conviction rather than by accident. The Guava Generation : This generation to which the author (1969 to 1974) and given the predominance of merengue music and the introduction of the first Japanese cartoons known as anime, and the U.S. television series like "the Six Million Dollar Man". X Generation: The period from 1975 to 1980 and is the development and experience of the first cultural exchange and dissemination of other languages. His motto is "Confuse and conquer". Y Generation: Understood from 1981 to 1992, characterized by the exaltation of the beauty and art "Everyone is beautiful." His motto is: "We have a world away, nobody knows it". Z Generation: From 1993 to September 11, 2001 in the morning, marked by globalization and the dominance of animation broadcaster European and American.; They want: "To dominate the world". The AA is the last generation, which comes after the September 11 by the afternoon of 2001, which could be characterized as the author, for the atmosphere of terrorism and the spread of intensive video games. according him, "They want to press Ctrl + Alt + Delete in the world's keyboard".