It is one of the greatest moments in modern soul history: The first few seconds when Aaliyah Haughton, then only a 15-year-old newcomer, opens her cover of the Isley Brothers' "At Your Best (You Are Love)" with a few seconds of a cappella brilliance. "Let me know … let me know," she sings with grace, before offering a wordless cry with incandescent softness.
This article originally appeared on www.rollingstone.com: 7 Ways Aaliyah Changed R&B Forever