Brennan refers to himself as being "Irish-American" and was named after an Irish priest. He grew up practising
Irish step-dancing. Brennan uses the name "P. J." which is often confused as being a stage name. Brennan lived in his native United States for the first 21 years of his life before moving to the United Kingdom after graduating from
Fordham University, settling in
London in September 2007. Brennan attended the prestigious Catholic prep school
Xavier High School in Manhattan. Brennan studied at the
Central School of Speech and Drama where he completed a three-year degree. ==Career==