Comedian Lewis Black has been added to the list of talent at Ron White's fourth annual Celebrity Salute to the Troops, a CMT special to be taped Feb. 15 at the Grand Ole Opry House in Nashville. Rascal Flatts and singer-songwriter Margo Rey will be the musical guests, while White's fellow comedians on the special include Vic Henley, Kathleen Madigan and Tim Wilson. Proceeds of tickets sales will go to the Armed Forces Foundation, which provides financial support, career counseling, housing assistance and recreational therapy programs to the military community. Tickets are $46.75 and available from Ticketmaster. An air date has not been announced.