A short note on a school bulletin board changed the history of rock music. At the age of 14, Larry Mullen Jr. wrote that he was looking for musicians for a band, and he placed it at Mount Temple School in Dublin. Today, the Irish musician turns 65 as a drummer and co-founder of U2.
Mullen was born on October 31, 1961, in the Dublin neighborhood of Artane. In September 1976, he decided that he wanted to put together a rock band instead of playing…