The article develops an analysis on the critical politics to the military dictatorship developed by the humorist Henfil from Minas Gerais, through the Graúna personage, integrant of the Grupo do Alto da Caatinga. With the examination of the inaugural history of this personage I want to designate the visual resources and discursives defendants by the humorist to represent the negation of the official memory on the 1964 blow, as well as the ideologies and the debates excited for the humoristic speech.