“Need To Know” is the second promo single off Doja Cat’s third studio album, Planet Her. The song’s existence was first made known in a Billboard article posted by author Meaghan Garvey on April 22, 2021.

On June 8, 2021, Doja Cat announced through a tweet that the track would be released on June 11, 2021.

Through another tweet made at the same time, Doja clarified that the song was not actually the next single, but “just something before the next more important single comes out for [us] to enjoy.”