Kim began singing at the age of five. Since then she has made quite a mark in the music world. She started off performing in a group that her and her sisters formed called The Johnson Sisters. She later got into singing backup vocals for artists like Aretha Franklin, Rod Stewart, Christina Aguilera, Barbara Streisand, Jamie Foxx, Nelly, 50 Cent, Leona Lewis and many others. Kim now strides toward developing her own sound with her sister Kandy.