Patch said he conceived of the idea of painting with his penis in 2005. Inspired after watching Puppetry of the Penis, he drew a smiley face in the back of a urinal with his penis and then decided to attempt it at home using paint. After telling a friend of his work, she had him paint at a 2005 New Year's Eve party on a dare
Because normal paint contains lime which erodes the skin, Pricasso makes his own water-based paints. Before he begins painting he covers his penis and buttocks with Vaseline in order to work without causing irritation to his skin.
While art galleries showed little interest in his paintings, Pricasso became a regular attraction at Sexpo exhibitions around the world, where he paints portraits for attendees.
Pricasso's appearance at the 2010 Expo Sexo y Entretenimiento México was cancelled after censors from the Mexico City authorities attended the exposition to verify the shows. He made his North American debut at the 2011 Miami Xposed Expo, and signed an agreement to appear exclusively at future Xposed Expo events.
More at Wikipedia, and Pricasso's webpage and Facebook page