SHARING A LAUGH Actor Wilmer Valderrama jokes around with (from left), Army Spc. Orianna Martinez, Spc. Latisha Martinez and Sgt. Lashandra Langford following a breakfast at Camp Liberty, Iraq, Nov. 23, 2007. Valderrama traveled with Marine Corps Gen. James E. Cartwright, vice chairman of the Joint Chiefs of Staff, to visit troops for Thanksgiving. SHARE: Download: Full Size (0.02 MB) Credit: VIRIN: 449696-I-SKA92-538.jpg Photo Gallery