"S.O.B. (Son of a Bitch)" is a song by the American band Nathaniel Rateliff & The Night Sweats, released in 2015. The track features a blend of rock, soul, and folk influences, characterized by its catchy chorus and energetic instrumentation. It quickly gained popularity, becoming a staple in the band's live performances. The song's lyrics express themes of heartbreak and frustration, with a raw and honest tone. Its infectious rhythm and memorable hook contributed to its success, helping to establish Nathaniel Rateliff as a prominent figure in the contemporary music scene.