"F with U" is a song by American rapper Kid Ink featuring American singer Ty Dolla $ign. The song was released on April 7, 2017 by Tha Alumni Music Group, 88 Classic, and RCA Records, as the lead single from the former's EP 7 Series (2017). Produced by frequent collaborators DJ Mustard and J Holt, along with Hitmaka, the song interpolates Tamia's "So Into You" as its chorus.