 Before the concert in Atlanta on July 7, 2000, James Hetfield injured his back in a jet skiing accident and was forced to sit out three shows.Newsted sang most of the songs during these concerts, and the vocals and rhythm guitar were also taken by musicians from the supporting acts, such as Kid Rock and his guitarists Kenny Olson and Jason Krause, Serj Tankian and Daron Malakian of System of a Down, and Jonathan Davis of Korn.The tour become the highest-grossing tour for both editions.