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Lizzy McAlpine is an American singer-songwriter, record producer, and actress born on September 21, 1999. She was raised in the suburbs of Philadelphia, Pennsylvania. McAlpine gained recognition through online platforms such as SoundCloud and YouTube, where she posted original songs and covers. In 2020, she released her debut studio album, Give Me a Minute. Her second album, Five Seconds Flat, was released in 2022 and included the TikTok-viral single 'Ceilings,' which contributed to her appearance on the Billboard 200 and Billboard Hot 100 charts. After signing with RCA Records in 2023, she released her third studio album, Older, in 2024, with the lead single sharing the same title. In 2025, she portrayed Nellie Collins in the Broadway premiere of Floyd Collins opposite Jeremy Jordan.