A puppet show is a form of entertainment that involves puppets, usually made of cloth, wood, or paper, being manipulated by a puppeteer to create the illusion of life. The term 'puppet show' can refer to a variety of different types of performances, including marionette shows, shadow puppet shows, and glove puppet shows. The crossword solution ALF refers to the popular 1980s television show of the same name, which featured a puppet alien named ALF as its main character.