After making an appearance on the Notorious B.I.G.'s 1994 song "Respect" on his album 'Ready to Die', she scored a recording contract with Sony Music. King's first single "Shy Guy", from the album Tougher Than Love, was a hit, reaching #13 on the Billboard Hot 100 and being certified gold by the RIAA in the U.S.; the single also hit number 2 in the UK, as well as reaching No.1 on the Euro Hot 100 chart going on to sell nearly three million singles worldwide. The song was featured on the soundtrack of the film Bad Boys.
In 1997, her album Think Like a Girl entered Billboard's Top Reggae Albums chart at No.1. She also reached's Hot 100's Top 40 with her cover version of the song "I Say a Little Prayer", which was featured in the soundtrack to the film My Best Friend's Wedding. She was also featured on the 1997 soundtrack to the documentary When We Were Kings, where she performed a duet of the same title with Brian McKnight. In 1998 she joined Celine Dion and Brownstone on stage to perform their hit "Treat Her Like a Lady" at the Essence Awards, in which they received a standing ovation. That year she also appeared on Soul Train, The RuPaul Show, and VIBE to promote Think Like a Girl.
By the new millennium, King was in negotiations with Madonna's, Maverick Records label. In 2002 King released her third album Respect, it became a hit overseas, but was never released in the U.S., despite its first single "Summer Breezin'" receiving BET and VH1 video and radio airplay.
See you in Jamaica.