Marcel Duchamp the Broken Arm", followed soon after. His "Fountain", a urinal signed with the pseudonym "R. Mutt", shocked the art world in 1917. "Fountain" was selected in 2004 as "the most influential artwork of the 20th century" by 500 renowned artists and historians. In 1919, Duchamp made a parody of the "Mona Lisa" by adorning a cheap reproduction of the painting with a mustache and goatee. To this he added the inscription "L.H.O.O.Q.", a phonetic game which, when read out loud in French quickly sounds like ""Elle a chaud au cul"". This can be translated as "She has a hot ass,"
Marcel Duchamp Duchamp later submitted the painting to the 1913 "Armory Show" in New York City. In addition to displaying works of American artists, this show was the first major exhibition of modern trends coming out of Paris, encompassing experimental styles of the European avant-garde, including Fauvism, Cubism, and Futurism. American show-goers, accustomed to realistic art, were scandalized, and the "Nude" was at the center of much of the controversy. At about this time, Duchamp read Max Stirner's philosophical tract, "The Ego and Its Own", the study which he considered another turning point in his artistic and intellectual development. He called it