Pa'l Cará on Tele Once (now Univision Puerto Rico); it aired until 2009. hosting several successful Puerto Rican television shows during his career including the most recent Anda Pa'l Cará. performing with the known group of political satire called Los Rayos Gamma (The Gamma Rays) performing with the nueva trova group called Haciendo Punto en Otro Son. his motivational lectures which are usually called "Humortivación" (Humortivation). allegedly coining the term chupacabra to name the mythical creature responsible for various attacks on animals in Puerto Rico, Mexico and the United States Accident and illness In 1989, an electric gate caught Pérez's right arm and fractured various arm and hand bones, for which he underwent surgery on at least four occasions. On October 31, 2005, Pérez had a cancerous tumor removed from his prostate. Until then, Pérez had been fairly successful in hiding his illness from the Puerto Rican public. Works He wrote, in 1996, a book named Humortivación ("Humortivation", a portmanteau of "Humor" & "motivación"/"motivation"; published in 1998, ), which promotes motivation through humor. It had two sequels, Más Humortivación: el camino del éxito ("More Humortivation: the Path for Success", 2000, ) and Humortivación… otra vez ("Humortivation… Again", 2007, ), plus a follow-up, Domesticando tu dinosario ("Domesticating Your Dinosaur", 2005, ). In 2004, he wrote El humor nuestro de cada día: las tres tristes tribus ("Our Humor of Every Day: the Three Sad Tribes", ), a critique about Puerto Rican politics. The "three sad tribes" in the title refer to the three local political parties (PPD, PNP, & PIP) that have dominated politics in the island since 1968. It was followed up in 2008 by another political critique, Desde mi grúa: manual del elector aguzao ("From My Crane: Manual of the Intelligent Voter", ). In 2009 he released Prefiero ser trovador: décimas con amor y humor () as a book + CD bundle, which was later followed in 2011 by Punto decimal: décimas para decir más, also a book + CD bundle. In 2010 he wrote a motivational book, Abracadabra: buenas palabras ("Abracadabra: Good Words", ). He also wrote Paso a paso… por el Camino de Santiago: Crónica de un peregrino ("Step by Step… Through the Road to Santiago: Chronicle of a Peregrine", 2014, ), a memoir chronicling his experience during his peregrination to the Santiago de Compostela Cathedral in Galicia, Spain. In 2016 he wrote La vitrina rota o ¿qué