Complex sentence: He was one of the performers in the 2011 American Idols Live Tour, which began in West Valley City, Utah in July 2011, and ended in Manila, Philippines in September 2011.
Split into simpler sentences: He was one of the performers in the American Idols LIVE! Tour 2011, which began in West Valley City, Utah in July 2011, and ended in Manila, Philippines in September 2011.