Sergio Mendes & Brasil '66 was a Brazilian bossa nova and jazz ensemble active from 1966 to 1973. Led by pianist Sergio Mendes, the group is best known for its unique blend of bossa nova rhythms with contemporary American pop and jazz-fusion. The band's signature sound is characterized by the distinctive two-part vocal harmonies of Lani Hall and Janis Hansen, and their most influential works include hit covers of "Mas Que Nada" and "The Look of Love". Sergio Mendes & Brasil '66 played a significant role in popularizing Brazilian music in the international music scene during the late 1960s and early 1970s.