John Sebastian is an American singer-songwriter and musician, best known as the lead vocalist and guitarist of the folk-rock band The Lovin' Spoonful. The band gained popularity in the 1960s with hits like "Summer in the City" and "Do You Believe in Magic." Sebastian's distinctive voice and catchy melodies contributed to the band's success. In addition to his work with The Lovin' Spoonful, John Sebastian has had a solo career and collaborated with various artists. He is also known for his performances at the original Woodstock Festival in 1969, where he showcased his unique blend of folk, rock, and pop music.