Prior to the races, the party was already getting started on the infield.
Guests' attire ranged from spring dresses and bold striped suits...
...to more casual party outfits.
Sometimes the guys got into the traditional hat action as well.
This guy had more of a mardi gras-inspired look.
The drinking didn't stop once the races began.
Onlookers downed their drinks in between cheers.
Almost 120,000 mint juleps are served at the Kentucky Derby each year.
That's equal to about 10,000 bottles of Old Forester Mint Julep Ready-to-Serve Cocktail, 1,000 pounds of mint, and 60,000 pounds of ice.
But you don't have to enjoy a julep if you don't want — beer and sangria are readily available.
For those who need a snack, treats like chocolate-covered strawberries are served.
On Friday night, DJ Cassidy performed at the Hermitage Derby Toast, a party hosted by Longines and Vanity Fair.
Actor Adrian Grenier was in the middle of the action.
Rain poured on Saturday, but that didn't stop guests from coming out.
At some point, the shoes had to come off.
Last year, the Derby set a record of 170,513 people in attendance.
The ultimate celebration happened in the winner's circle when Nyquist's jockey, the record-setting Mario Gutierrez, sprayed owner J. Paul Reddam with champagne.
