"Fings Ain't Wot They Used T'Be" is a British musical that premiered in 1960, featuring music by Lionel Bart. Set in the East End of London, the story revolves around the lives of working-class characters facing the challenges of post-war society. The musical captures the essence of the era with its lively songs and engaging narrative. The title reflects a common sentiment of nostalgia, as characters reminisce about better times while grappling with the realities of their current lives. The show is notable for its blend of humor and social commentary, making it a significant work in the landscape of British theatre.