R&B singer Tionne “T-Boz” Watkins of the platinum selling group TLC turned 40 last Monday (Apr 26) and celebrated her birthday with V-103 Atlanta radio personality Frank Ski at the Havana Club. Her group mate and BFF Chilli came through and partied with her and Frank, who turns 45 this coming Sunday (May 9). Check out 10+ pictures (via the homie FreddyO) of T-Boz, Chilli and Frank Ski partying it up at the Havana Club in Atlanta below…