Jean-Michel Basquiat was an American artist. He began as an obscure graffiti artist in New York City in the late and evolved into an acclaimed Neo-expressionist and Primitivist painter by the by James Van Der Zee, 1982
"Lump was allowed anywhere on Picasso’s property, including being the only creature allowed in Picasso’s studio. Lump appeared in 54 of Picasso’s works. Lump and Picasso were together for sixteen years, and died within months of each other.