Birthday (Anne-Marie song)

"Birthday" is a song by English singer Anne-Marie, released on February 7, 2020, as the second single from her second studio album, Therapy (2021). It was written by Anne-Marie, Delacey, Keith Sorrells, and Michael Pollack, and produced by Oak Felder. The song is an upbeat, pop track with lyrics about not wanting to celebrate one's birthday after going through a difficult breakup, instead preferring to ignore it or treat it like any other day. It garnered attention for its relatable theme of finding birthdays challenging in the aftermath of heartbreak. The single was accompanied by a music video directed by Hannah Lux Davis.