Sérgio Mendes – What Is This?

Arranged By – Moogie Canazio
Cavaquinho – Alceu Do Cavaco
Vocals – Fransisca Maria Monjardim
Vocals – Karla Preito
Vocals – Leila Monjardim
Vocals – Robson Silva
Vocals – Jurema Silva
Vocals – Lourenco Olegario
Vocals – Leo Silva
Vocals – Sebastião Neto
Vocals – Jussara Lourenço
Written-By – Carlinhos Brown

Arranged By – Eric Persing
Arranged By – Moogie Canazio
Arranged By – Bruce Swedien
Backing Vocals – Gracinha Leporace
Backing Vocals – Kevyn Lettau
Backing Vocals – Kleber Jorge
Backing Vocals – Vai Quem Vem
Backing Vocals – Carol Rogers
Backing Vocals – Alfredo Moura
Backing Vocals – Vivian Costa Manso
Backing Vocals – Mike Shapiro (2)
Lead Vocals, Written-By – Carmen Alice
Percussion – Vai Quem Vem
Percussion – Carlinhos Brown