Miranda Lambert arrives at the Barnstable Brown Derby party Friday, May 4, 2012, in Louisville, Ky. The 138th Kentucky Derby will be held Saturday, May 5. (AP Photo/Darron Cummings)

Photo by: Darron Cummings

Miranda Lambert arrives at the Barnstable Brown Derby party Friday, May 4, 2012, in Louisville, Ky. The 138th Kentucky Derby will be held Saturday, May 5. (AP Photo/Darron Cummings)