(CNN) -- If only it were just a dream.
On March 9, 1997, rapper Christopher "The Notorious B.I.G." Wallace was shot and killed. Twenty years later, the hip hop legend's murder remains unsolved but his music remains just as relevant.
Working from Wallace's vault, singer Faith Evans, who was married to Wallace at the time of his death, has recorded an album of duets with the rapper titled "The King & I."
The 25-track project, which Evans has worked on for more than two years, r
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