5:55 pm, May 4th, 2013
PHOTOSCelebrities descended on Louisville on Saturday for the 139th running of the Kentucky Derby.
Getting into the spirit of the annual event, stars like Miranda Lambert, Lauren Conrad, and Krysten Ritter put on their most festive hats.
Lance Bass, Steven Amell, and Luke Bryan were among the many other stars also participating in the celebrations.
Check out the photos below!
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