Her biggest hit is a duet with John Mellencamp, a cover version of Van Morrison's "Wild Night", which reached No. 3 on the "Billboard" charts. Her only other "Billboard" Hot 100 hit besides "Wild Night" has been her self-penned "If That's Your Boyfriend (He Wasn't Last Night)", which peaked at No. 73 in 1994. Also in 1994, Ndegeocello collaborated with Herbie Hancock on "Nocturnal Sunshine," a track for the Red Hot Organization's compilation album, "". The album, meant to raise awareness and funds in support of the AIDS epidemic in relation to the African American community, was heralded as "Album of the Year" by "Time" magazine.