Traffic were an English rock band formed in Birmingham in April 1967 by Steve Winwood (formerly of the Spencer Davis Group), Jim Capaldi, Chris Wood and Dave Mason. They began as a psychedelic rock group and diversified their sound through the use of instruments such as keyboards (the Mellotron and harpsichord), sitar, and various reed instruments, and by incorporating jazz and improvisational techniques in their music. The band had early success in the UK with their debut album Mr. Fantasy... [more on Wikipedia]