Let Them Know

"Let Them Know" is a song by English singer Mabel. It was released by Polydor Records on 18 June 2021 as the lead single from her second studio album About Last Night... (2022). The song was written by Mabel, Raye, MNEK, and its producer SG Lewis. It was a top 40 hit in Mabel's home country of the United Kingdom as well as five additional European countries.