Sacramento and Chula Vista, CA – January 16, 2013 –Sleep Train, the West Coast’s number one mattress retailer, and Live Nation Entertainment (NYSE: LYV), the world’s largest live entertainment company, today announced a five-year marketing partnership that gives the Sleep Train the naming rights to Live Nation’s Chula Vista venue. Formerly known as Cricket Wireless Amphitheatre, this popular San Diego area music venue will now be called Sleep Train Amphitheatre.