Lil' Kim is paying tribute to The Notorious B.I.G.'s mother ... the fact that Voletta will finally be with her son again. "I'm smiling to myself because I can hear you saying, ‘MY GOD CHRISTOPHER!!

Read what Kim had to say about Biggie's mother, who died last month at age 78. By Angel Diaz Lil’ Kim is paying tribute to The Notorious ... “I’m smiling to myself because I can hear you ...