"3, 2, 1" is a song by American rapper 24kGoldn, released on February 19, 2021, as the third single from his debut studio album El Dorado (2021). The song was produced by Nick Mira, KC Supreme, Rio Leyva, Omer Fedi and Blake Slatkin.
The song contains a bassline and guitar riff in production, as well as "thunderous distorted power chords" during the chorus. 24kGoldn reflects on a turbulent relationship, and being lied to by his partner.
The music video was directed by Austin Peters and released alongside the single.
24kGoldn performed the song on The Tonight Show Starring Jimmy Fallon in March 2021.