The album catapulted Otto into nationwide acclaim, later leading him to open shows for bands such as The Prodigy in the same year,[2] and in 1999 he played alongside Tom Zé at the Heineken Concerts in São Paulo.

Also in 2002 he made a contribution to the soundtrack of the critically acclaimed film Mango Yellow (alongside Jorge dü Peixe of Nação Zumbi and Fred 04).

The album's title is an allusion to the opening line of Franz Kafka's 1915 novella The Metamorphosis, and counted with guest appearances by Céu and Julieta Venegas, who later became one of Otto's major collaborators.

In 2015 Otto announced on an interview to the newspaper Folha de S.Paulo that he began work on his sixth album, Ottomatopeia, eventually released on July 28, 2017 through independent label Pomm_elo.

[7] In an interview, he has stated that his divorce from Negrini was a major inspiration for the writing process of Certa Manhã Acordei de Sonhos Intranquilos.