William Royce Scaggs (known professionally as Boz Scaggs; born June 8, 1944) is an American singer, songwriter, and guitarist. He gained fame in the 1960s as a guitarist and one-time lead singer with the Steve Miller Band, and in the 1970s with several solo Top 20 hit singles in the United States, including the hits "Lowdown" and "Lido Shuffle" from the critically acclaimed album Silk Degrees (1976), which peaked at #2 on the Billboard 200. Scaggs continues to write, record music, and tour.