Irwin M. Fletcher, often referred to as Fletch, is a fictional character created by author Gregory Mcdonald. He is a witty and resourceful investigative reporter known for his unconventional methods and humorous approach to solving mysteries. Fletch first appeared in the novel "Fletch," published in 1974, which later inspired a successful film adaptation in 1985 starring Chevy Chase. The character is characterized by his ability to assume various identities and navigate complex situations with ease. Fletch's adventures often involve uncovering corruption and deceit, making him a beloved figure in the realm of detective fiction. His cleverness and charm have made him a lasting icon in popular culture.