Don’t miss the biggest summer party on the west coast. Come to Del Mar for the Ultimate Opening Day Experience at the Del Mar Races on July 17th. Enter below to win a pair of tickets to “The Party” at the Del Mar Races. Tickets include stretch run admission, exclusive access to the party, Red Bull Tour Bus with DJs, cocktail bars, photo booths, and more. Put your best hat forward and participate in the famous Opening Day Hats Contest tradition where constants can enter to win cash prizes. Details at DelMarRacing.com.