The Fatback Band is an American funk and disco group, established in the 1970s. Founded by drummer Bill Curtis, the band is known for their innovative R&B style that incorporates a strong beat, catchy bass lines, and a blend of jazz, soul, and funk. They made significant contributions to early rap music, with their 1979 single "King Tim III (Personality Jock)" often considered one of the first commercially released rap songs. Their other influential works include hits like "I Found Lovin'" and "Spanish Hustle".