Roger Waters gained fame as the principal songwriter, lyricist, bass player, co-lead vocalist and one of the founding members of the rock band Pink Floyd, which he later left in 1985 due to creative differences within the group. Waters' solo career included three studio albums and in 1990, Waters staged one of the largest rock concerts in history, The Wall - Live in Berlin, with an estimated 200,000 people in attendance. In 2010, he commenced The Wall Live tour, including a performance of the Floyd album The Wall.