Frost Children

Frost Children, an American hyperpop duo consisting of siblings Angel Prost and Lulu Prost, who were born in Kentucky and St. Louis, Missouri respectively. The duo began their musical journey performing at Sunday mass and later joined various cover bands. In 2019, they formed Frost Children and released their first single "Yule Shoot Yr Eye Out / Scruge" remotely from each other. Their debut album Aviation Creates Adventurous Beginnings followed in 2020. The duo moved to New York City in 2021 and released the albums Elixir Rejection (2021), Spiral (2022), Speed Run (2023), and Hearth Room (2023). Notable collaborations include Porter Robinson's "Mona Lisa" from his album Smile! :D (2024) and an EP with Haru Nemuri titled Soul Kiss (2024). Frost Children embarked on a North American tour in 2024, before returning to the studio in order to record their sixth full-length, Sister, released in September 2025.