081216-N-0696M-319 Grammy award winning musician Kid Rock performs for service members during the 2008 USO Holiday Tour stop at Ramstein Air Force Base, Germany. Tour host U.S. Navy Adm. Mike Mullen, chairman of the Joint Chiefs of Staff and his wife Deborah were joined by, along with Rock, comedians John Bowman, Lewis Black and Kathleen Madigan; actress Tichina Arnold and American Idol contestant and country musician Kellie Pickler on the tour bringing joy to service members and their families stationed overseas. (DoD photo by Mass Communication Specialist 1st Class Chad J. McNeeley/Released)