Voletta Wallace, the dedicated mother of the late great rapper The Notorious B.I.G., died Friday morning at 78.

Voletta Wallace worked to elevate her son's short-lived but influential career to hip-hop greatness. Notorious B.I.G. was gunned down in 1997 in Los Angeles.

Voletta Wallace reflects on the therapeutic experience of listening to the music of her son, Notorious B.I.G., for the first time.