Hardwell Tickets at Petco Park San Diego Sun. Mar. 23rd 2014! Hardwell is considered by many to be a music genius and the leader of the eclectic sound. He brings a refreshing take on house music to the table that does some damage to dance floors everywhere he goes. He has toured alongside Tiesto and played at all the major festivals around the globe and is 2013's DJ Mag's #1 DJ. Join Hardwell in San Diego as he headlines Petco Park on Sunday, March 23rd 2014! Tickets are now on sale!