O A e o Z

O A e o Z
Studio album by Os Mutantes
Released	1992
Recorded	1973 in Estúdio Eldorado, São Paulo
Genre	Progressive rock, psychedelic rock
Length	48:16
Label	Polydor
Producer	Peninha Schmidt, Allan Watts, Os Mutantes
Os Mutantes chronology
Tudo Foi Feito Pelo Sol (1974) O A e o Z (1992) Tecnicolor (2000)

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O A e o Z (also known as A e o Z, or "A" e o "Z", Portuguese: The A and the Z) is an album by Brazilian rock band Os Mutantes. It was their first record without founding member Rita Lee, and marked a shift in their sound to progressive rock. Recorded in 1973, but shelved until 1992, this was Arnaldo Baptista's last studio record with the group.

Track listing

All tracks are written by Arnaldo Baptista, Sérgio Dias, Liminha and Dinho Leme

No.	Title	Length
1.	"'A' e o 'Z'"	8:39
2.	"Rolling Stone"	6:14
3.	"Você Sabe"	6:27
4.	"Hey Joe"	12:20
5.	"Uma Pessoa Só"	7:31
6.	"Ainda Vou Transar com Você"	7:14

Personnel

Os Mutantes

• Arnaldo Baptista – Hammond organ L100, Mellotron M400, Hohner clavinet C, cello, lead and backing vocals
• Sérgio Dias – electric (Régulus II and Fender Stratocaster) and 12-string acoustic guitars, sitar, lead and backing vocals
• Liminha – bass guitar (Regulus and Rickenbacker 4001), acoustic guitar, backing vocals
• Dinho Leme – drums, tabla, backing vocals