July 19, 2:00PM

Del Mar Thoroughbred Club

More than 40,000 race fans are expected to attend what's defined as one of the most fabulous, fashionable and fun festivities in the west — Opening Day at Del Mar. At the Opening Day Hats Contest – Explore your sense of hat creativity and you could win a share of more than $5,000 in total prizes. DMTC.com