Larry Mullen Jr. He has an elder sister, Cecilia, and had a younger sister, Mary, who died in 1973. He attended the School of Music in Chatham Row to learn piano at the age of eight and, then, began drumming in 1971, at the age of 9, under the instruction of Irish drummer Joe Bonnie. After Joe's death, Bonnie's daughter, Monica, took over from him. But Mullen gave up the lessons and started playing by himself. His mother died in a car accident in 1976. Before founding U2, Mullen was involved for three weeks, on the suggestion of his father, in a Dublin
Conor Mullen radio. He also provides the voice of the speaking clock in Ireland. He began acting after signed up for acting classes at the Brendan Smith Academy and shortly after that he headed to New York, to study acting at The Neighbourhood Playhouse for two years. In 2007, Mullen began playing the role of Chrissie Williams' abusive boyfriend Stuart McElroy in the BBC medical drama "Holby City". Mullen left "Holby City" in 2008 as his character was arrested and taken away by the police. Mullen is the first cousin of Larry Mullen, Jr. who is the drummer for Irish rock group,