"FILE - This Dec. 5, 2012 file photo shows actress Kaley Cuoco at the Raising the Bar to End Parkinsons fundraising event at Public School 310 in Culver City, Calif. Cuoco, a star of CBS' ""The Big Bang Theory,"" will join William Shatner a new commercial for Priceline, the online travel services company. (Photo by Chris Pizzello/Invision/AP, file)"