And the Cameroon icon, now playing for Qatar SC at the age of 38, insists his claim Guardiola was wrong to favour Lionel Messi ahead of him still stands.
"I told Guardiola: 'You will excuse me, because I'm the one who will make Barcelona win, not Messi'.
"That was the situation at the time, Messi would emerge later, but you can ask Xavi, (Andres) Iniesta and the others, that was my era."
Eto'o admits he told Pep: "I was the one who made Barca win and Pep would ask me for forgiveness."
Eto'o would eventually be sold by Barca to Inter Milan.