Happy Birthday Carol Burnett–80 Jet Li Lian Jie( 李連杰) –50 Kevin George “James” Knipfing–48 Thomas “Tom” Welling–36 Channing Tatum–33 : 1986 – the world’s worst nuclear accident occurred at the Chernobyl plant in the Soviet Union. An explosion and fire in the No. 4 reactor sent radioactivity into the atmosphere; at least 31 Soviets died immediately.