Pearls Before Swine is an American folk music project that was formed in the late 1960s, primarily led by singer-songwriter Tom Rapp. The group is known for its eclectic sound that blends elements of folk, rock, and psychedelic music, often characterized by Rapp’s introspective and poetic lyrics. Their debut album, "One Nation Underground," released in 1967, gained significant attention for its unique style and thoughtful commentary. Over the years, Pearls Before Swine has produced several albums, with a rotating cast of musicians, contributing to their distinctive sound. The project has garnered a cult following and is often celebrated for its artistic integrity and influence on the folk music scene.