Whitney’s duet with Stevie Wonder, titled “We Didn’t Know,” was the sixth and final single from her I’m Your Baby Tonight album and was released on April 14, 1992 (27 years ago). Written and produced by Stevie Wonder, “We Didn’t Know” was an R&B-only release in the U.S. where it would peak at #20 on the Billboard Hot R&B/Hip-Hop Songs chart.