Philip Treacy the Fashion Design course at the Royal College of Art in London, and graduated in 1990 with first class honours. In 1989 he took one of his hats to Michael Roberts, fashion editor of "Tatler" magazine, and his style editor, Isabella Blow. Blow asked Treacy to make a hat for her to wear for her wedding, and soon after, invited him in 1990, to live with her and her new husband Detmar Blow, in their Belgravia London home, where Treacy worked in their basement. Alexander McQueen, another Blow discovery, would also join Treacy in her home. "The Telegraph" would chronicle
Patrick Treacy for the Michael Jackson Legacy foundation, and in 2012 opened Everland Children's Orphanage in Liberia and orphanages in Haiti in 2013. The Sun newspaper reported that Treacy was due to treat Jackson shortly before the singer's death in 2009. In 2009, Treacy was on the special witness list for the trial of Conrad Murray, however, he was not called to testify. He released a memoir entitled "Behind the Mask (memoir): The Extraordinary Story of the Irishman who became Michael Jackson's Doctor" in 2015. The 1987 needlestick incident eventually led to Treacy's humanitarian work in Africa and his developing an empathy