The purpose of this paper is to consider several equipments deriving laugh in Tv talk show. TV talk show contains many factitious equipments deriving laugh. One part is to use language, the other part is to use non-language. They are homonym, similarity of sounds, vulgarism, ending change, immitating of voice, super phoneme, reversing expression, caption, attendances, propertys and sounds, expression and behavior. I deal with language equipments importantly in this paper. Each methods deriving laugh differ with. But there is an point of sameness in them. It is unexpectation.