138th Kentucky Derby hats

Lori Shelton poses in the paddock.  (Elsa / Getty Images)

A fan wearing a decorated hat talks on his phone while standing in the paddock.  (Elsa / Getty Images)

A fan wears a hat decorated with flowers in the infield.  (Jayme Price / Getty Images)

A horse-racing fan is seen prior to the Derby.   (Jamie Squire / Getty Images)

Sara Boucher from Frederickstown, Ohio, wears a checkered hat.   (Mark Humphrey / Associated Press)

Vicki Gunvalson, star of “Real Housewives of Orange County.”   (Darron Cummings / Associated Press)

Spectators chat in their grandstand seats.  (Charlie Riedel / Associated Press)

The Cleveland Browns’ Benjamin Watson arrives with a guest.  (Darron Cummings / Associated Press)

A spectator walks through the paddock with her floral fancy hat.   (David J. Phillip / Associated Press)

A horse-racing fan wears a hat adorned with mesh.   (Andy Lyons / Getty Images)

Actress Debra Messing.  (Darron Cummings / Associated Press)

Skier Lindsay Vonn.  (Darron Cummings / Associated Press)

Singer Mary J. Blige.  (Darron Cummings / Associated Press)

Singer Cyndi Lauper.  (Darron Cummings / Associated Press)

Actress Ginnifer Goodwin.  (Darron Cummings / Associated Press)

A spectator dons a pink hat.   (Matt Slocum / Associated Press)

Gino Desimone arrives in a horse head mask.  (Darron Cummings / Associated Press)

A spectator wears an embellished straw hat.   (Matt Slocum / Associated Press)