"None of Your Concern" is a song by American singer Jhené Aiko, released as the second single on November 15, 2019 for her third studio album Chilombo (2020). The song features American rapper Big Sean and uncredited vocals from Ty Dolla Sign.
Background
The song is the second collaboration between Jhené Aiko and Big Sean since they broke up, the first being on Sean's song "Single Again". The ex-couple reflect on their failed relationship and decide how to move on. Sean talks about the pain of seeing Aiko move on and how he misses her.