"" is the deeply personal opening track of Billie Eilish ’s second studio album, Happier Than Ever (2021). The song serves as a vulnerable "reintroduction," where Eilish moves away from the fictional horror-inspired themes of her debut to address her actual lived experiences with fame, trauma, and growth. Core Themes
: The Official Lyric Video features home movies from Eilish’s childhood, emphasizing the theme of growing up and the nostalgia for a time before global stardom. Billie Eilish – Getting Older Lyrics - Genius
: Produced by her brother, Finneas, the track features a simple, repetitive synth beat that keeps the focus entirely on Eilish’s soft, near-whisper vocals.