Sergio Mendes & Brasil '66 is a Brazilian music group formed in the 1960s, led by pianist and composer Sergio Mendes. The group is known for blending bossa nova, samba, and jazz, creating a unique sound that gained international popularity. Their music features catchy melodies and vibrant rhythms, appealing to a wide audience. The group achieved significant success with their hit songs, including a popular rendition of The Beatles' "Mas, que Nada." Brasil '66 became a prominent name in the music scene, contributing to the global appreciation of Brazilian music and influencing many artists in the years that followed.