"When I'm Gone" is a song by Swedish DJ Alesso and American singer Katy Perry, released on December 29, 2021. It is an EDM, pop, and house track written by Perry, Alesso, and other collaborators, and produced by Alesso and the Space Primates. The song was released to coincide with the first date of Perry's Las Vegas residency show, Play. It features energetic beats and lyrics about someone who is never truly gone even after leaving, with themes of lingering memories and emotional presence. The song has a duration of 2 minutes and 41 seconds and was promoted with a music video directed by Hannah Lux Davis. It achieved chart success in several countries and was performed live at various events including Perry's residency, CNN's New Year's Eve Live, and Saturday Night Live. Key lyrics from "When I'm Gone" include the chorus: "When I'm gone, I'm never really gone / You think you're movin' on / But it won't be for long, you'll see" and verses describing the difficulty of forgetting and letting go of memories of the singer. This song is a collaboration blending dance-pop, house, and electropop elements that showcase Katy Perry's vocal presence with Alesso's production.
