“405” is a track by Gracie Abrams that was released on June 16, 2023 as the third bonus track on Gracie’s re-issue, Good Riddance (Deluxe). The track shows Gracie spiralling, changing her looks, and feeling like someone took a part of you after they left. The song was performed on her The Good Riddance Tour with Tiny Habits, but the song was released as a solo track.