Tops in Blue will hold free performances at Kadena's Keystone Theater Dec. 21-23 beginning at 6 p.m. Tops in Blue, the Air Force's premier entertainment showcase, provides quality entertainment from within Air Force resources for the Air Force family. The first cast in 1953 entertained more than 320,000 active duty servicemembers and their families. (U.S. Air Force file photo/Tech. Sgt. Scott T. Sturkol)