L.H.O.O.Q. and wrote "Moustache par Picabia / barbiche par Marcel Duchamp / avril 1942". As was the case with a number of his readymades, Duchamp made multiple versions of "L.H.O.O.Q." of differing sizes and in different media throughout his career, one of which, an unmodified black and white reproduction of the "Mona Lisa" mounted on card, is called "L.H.O.O.Q. Shaved". The masculinized female introduces the theme of gender reversal, which was popular with Duchamp, who adopted his own female pseudonym, Rrose Sélavy, pronounced "Eros, c'est la vie" ("Eros, that's life"). Primary responses to "L.H.O.O.Q." interpreted its meaning as being an attack
Marcel Duchamp his studio, and died of heart failure. Duchamp was an atheist. He is buried in the Rouen Cemetery, in Rouen, France, with the epitaph, "D'ailleurs, c'est toujours les autres qui meurent" ("Besides, it's always the others who die"). Many critics consider Duchamp to be one of the most important artists of the 20th century, and his output influenced the development of post–World War I Western art. He advised modern art collectors, such as Peggy Guggenheim and other prominent figures, thereby helping to shape the tastes of Western art during this period. He challenged conventional thought about artistic processes and rejected