In 1976, U2 - the Irish rock band - began as a band of four teenagers, whose first rehearsal was in Larry Mullen Jr.'s parent's kitchen. After 33 years and 170 million album sales,U2 have won more Grammy Awards than any other group in history! In 1976, U2 - the Irish rock band - began as a band of four teenagers, whose first rehearsal was in Larry Mullen Jr.'s parent's kitchen. After 33 years and 170 million album sales, Ireland's most famous export is one of the biggest bands in the world, having won more Grammy Awards than any other group in history! U2 are almost as well known for their philanthropy and charity work, as they are for their music. Over 20 years, lead singer Bono has made a name for himself as a tireless worker for social and economic change in developing nations. He is known for his never-ending energy, drive, and commitment, to social causes.