The ROGER WATERS concert at the Rosemont Horizon (now Allstate Arena) in Illinois on July 26, 1984, was part of his "Pros and Cons of Hitchhiking" tour. Eric Clapton served as the lead guitarist for this tour. The show featured a mix of Pink Floyd classics and Waters solo album. This tour marked Waters' first solo concert tour, following his departure from Pink Floyd. Eric Clapton was the lead guitarist for the tour, a role he took on after playing on Waters album.