By TIME Photo
![2015 Kentucky Derby Woman with a hat during the 141st running of the Kentucky Oaks horse race at Churchill Downs on May 2, 2015, in Louisville, Ky.](https://api.time.com/wp-content/uploads/2015/05/kentucky-derby-hats-62.jpg?quality=75&w=2400)
![2015 Kentucky Derby Woman with a hat during the 141st running of the Kentucky Oaks horse race at Churchill Downs on May 2, 2015, in Louisville, Ky.](https://api.time.com/wp-content/uploads/2015/05/kentucky-derby-hats3.jpg?quality=75&w=2400)
![2015 Kentucky Derby Woman with a hat during the 141st running of the Kentucky Oaks horse race at Churchill Downs on May 2, 2015, in Louisville, Ky.](https://api.time.com/wp-content/uploads/2015/05/kentucky-derby-hats-42.jpg?quality=75&w=2400)
![2015 Kentucky Derby Woman with a hat during the 141st running of the Kentucky Oaks horse race at Churchill Downs on May 2, 2015, in Louisville, Ky.](https://api.time.com/wp-content/uploads/2015/05/kentucky-derby-hats-18.jpg?quality=75&w=2400)
![2015 Kentucky Derby Woman with a hat during the 141st running of the Kentucky Oaks horse race at Churchill Downs on May 2, 2015, in Louisville, Ky.](https://api.time.com/wp-content/uploads/2015/05/kentucky-derby-hats-33.jpg?quality=75&w=2400)
![HORSE RACING: MAY 01 Kentucky Oaks Woman with a hat during the 141st running of the Kentucky Oaks horse race at Churchill Downs on May 1, 2015, in Louisville, Ky.](https://api.time.com/wp-content/uploads/2015/05/kentucky-derby-hats-31.jpg?quality=75&w=2400)
![APTOPIX Kentucky Derby Horse Racing Woman with a hat during the 141st running of the Kentucky Oaks horse race at Churchill Downs on May 1, 2015, in Louisville, Ky.](https://api.time.com/wp-content/uploads/2015/05/kentucky-derby-hats.jpg?quality=75&w=2400)
![Kentucky Derby Horse Racing Woman with a hat during the 141st running of the Kentucky Oaks horse race at Churchill Downs on May 2, 2015, in Louisville, Ky.](https://api.time.com/wp-content/uploads/2015/05/kentucky-derby-hats-16.jpg?quality=75&w=2400)
![HORSE RACING: MAY 01 Kentucky Oaks Woman with a hat during the 141st running of the Kentucky Oaks horse race at Churchill Downs on May 1, 2015, in Louisville, Ky.](https://api.time.com/wp-content/uploads/2015/05/kentucky-derby-hats-7.jpg?quality=75&w=2400)
![Kentucky Derby Horse Racing Woman with a hat during the 141st running of the Kentucky Oaks horse race at Churchill Downs on May 2, 2015, in Louisville, Ky.](https://api.time.com/wp-content/uploads/2015/05/kentucky-derby-hats-1.jpg?quality=75&w=2400)
![Horse Racing: Kentucky Derby-Workouts A Kentucky Derby fan displays a hat during morning work outs at Churchill Downs in Louisville, Ky](https://api.time.com/wp-content/uploads/2015/05/kentucky-derby-hats-3.jpg?quality=75&w=2400)
![HORSE RACING: MAY 01 Kentucky Oaks Woman with a hat during the 141st running of the Kentucky Oaks horse race at Churchill Downs on May 1, 2015, in Louisville, Ky.](https://api.time.com/wp-content/uploads/2015/05/kentucky-derby-hats-8.jpg?quality=75&w=2400)
![HORSE RACING: MAY 01 Kentucky Oaks Woman with a hat during the 141st running of the Kentucky Oaks horse race at Churchill Downs on May 1, 2015, in Louisville, Ky.](https://api.time.com/wp-content/uploads/2015/05/kentucky-derby-hats-10.jpg?quality=75&w=2400)
![HORSE RACING: MAY 01 Kentucky Oaks Woman with a hat during the 141st running of the Kentucky Oaks horse race at Churchill Downs on May 1, 2015, in Louisville, Ky.](https://api.time.com/wp-content/uploads/2015/05/kentucky-derby-hats-21.jpg?quality=75&w=2400)
![Kentucky Derby Horse Racing Woman with a hat during the 141st running of the Kentucky Oaks horse race at Churchill Downs on May 2, 2015, in Louisville, Ky.](https://api.time.com/wp-content/uploads/2015/05/kentucky-derby-hats-2.jpg?quality=75&w=2400)
![Kentucky Derby Horse Racing Woman with a hat during the 141st running of the Kentucky Oaks horse race at Churchill Downs on May 1, 2015, in Louisville, Ky.](https://api.time.com/wp-content/uploads/2015/05/kentucky-derby-hats-6.jpg?quality=75&w=2400)
![Kentucky Derby Horse Racing Woman with a hat during the 141st running of the Kentucky Oaks horse race at Churchill Downs on May 2, 2015, in Louisville, Ky.](https://api.time.com/wp-content/uploads/2015/05/kentucky-derby-hats1.jpg?quality=75&w=2400)
![Kentucky Derby Horse Racing Woman with a hat during the 141st running of the Kentucky Oaks horse race at Churchill Downs on May 1, 2015, in Louisville, Ky.](https://api.time.com/wp-content/uploads/2015/05/kentucky-derby-hats-15.jpg?quality=75&w=2400)
![Kentucky Derby Horse Racing Woman with a hat during the 141st running of the Kentucky Oaks horse race at Churchill Downs on May 2, 2015, in Louisville, Ky.](https://api.time.com/wp-content/uploads/2015/05/kentucky-derby-hats2.jpg?quality=75&w=2400)
![Kentucky Derby Horse Racing Woman with a hat during the 141st running of the Kentucky Oaks horse race at Churchill Downs on May 2, 2015, in Louisville, Ky.](https://api.time.com/wp-content/uploads/2015/05/kentucky-derby-hats-111.jpg?quality=75&w=2400)
![Kentucky Derby Horse Racing Woman with a hat during the 141st running of the Kentucky Oaks horse race at Churchill Downs on May 2, 2015, in Louisville, Ky.](https://api.time.com/wp-content/uploads/2015/05/kentucky-derby-hats-101.jpg?quality=75&w=2400)
![2015 Kentucky Derby Woman with a hat during the 141st running of the Kentucky Oaks horse race at Churchill Downs on May 2, 2015, in Louisville, Ky.](https://api.time.com/wp-content/uploads/2015/05/kentucky-derby-hats-91.jpg?quality=75&w=2400)
![2015 Kentucky Derby Woman with a hat during the 141st running of the Kentucky Oaks horse race at Churchill Downs on May 2, 2015, in Louisville, Ky.](https://api.time.com/wp-content/uploads/2015/05/kentucky-derby-hats-81.jpg?quality=75&w=2400)
![2015 Kentucky Derby Woman with a hat during the 141st running of the Kentucky Oaks horse race at Churchill Downs on May 2, 2015, in Louisville, Ky.](https://api.time.com/wp-content/uploads/2015/05/kentucky-derby-hats-71.jpg?quality=75&w=2400)
![Kentucky Derby Horse Racing Woman with a hat during the 141st running of the Kentucky Oaks horse race at Churchill Downs on May 2, 2015, in Louisville, Ky.](https://api.time.com/wp-content/uploads/2015/05/kentucky-derby-hats-17.jpg?quality=75&w=2400)
![2015 Kentucky Derby Woman with a hat during the 141st running of the Kentucky Oaks horse race at Churchill Downs on May 2, 2015, in Louisville, Ky.](https://api.time.com/wp-content/uploads/2015/05/kentucky-derby-hats-22.jpg?quality=75&w=2400)
![2015 Kentucky Derby Woman with a hat during the 141st running of the Kentucky Oaks horse race at Churchill Downs on May 2, 2015, in Louisville, Ky.](https://api.time.com/wp-content/uploads/2015/05/kentucky-derby-hats-32.jpg?quality=75&w=2400)
![2015 Kentucky Derby Woman with a hat during the 141st running of the Kentucky Oaks horse race at Churchill Downs on May 2, 2015, in Louisville, Ky.](https://api.time.com/wp-content/uploads/2015/05/kentucky-derby-hats-5.jpg?quality=75&w=2400)
![2015 Kentucky Derby Woman with a hat during the 141st running of the Kentucky Oaks horse race at Churchill Downs on May 2, 2015, in Louisville, Ky.](https://api.time.com/wp-content/uploads/2015/05/kentucky-derby-hats-61.jpg?quality=75&w=2400)
![2015 Kentucky Derby Woman with a hat during the 141st running of the Kentucky Oaks horse race at Churchill Downs on May 2, 2015, in Louisville, Ky.](https://api.time.com/wp-content/uploads/2015/05/kentucky-derby-hats-51.jpg?quality=75&w=2400)
![2015 Kentucky Derby Woman with a hat during the 141st running of the Kentucky Oaks horse race at Churchill Downs on May 2, 2015, in Louisville, Ky.](https://api.time.com/wp-content/uploads/2015/05/kentucky-derby-hats-43.jpg?quality=75&w=2400)
![2015 Kentucky Derby Woman with a hat during the 141st running of the Kentucky Oaks horse race at Churchill Downs on May 2, 2015, in Louisville, Ky.](https://api.time.com/wp-content/uploads/2015/05/kentucky-derby-hats-23.jpg?quality=75&w=2400)
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