This is what we found on Wikipedia regarding the Addison Rae:

Addison Rae Easterling (born October 6, 2000) is an American singer, actress, and social media personality. She joined TikTok in 2019, becoming one of the platform's most-followed creators. Rae went on to expand her career into music and acting.

Rae released her debut single, "Obsessed" in 2021 and followed with her debut EP AR (2023). She appeared in films including He's All That (2021) and Thanksgiving (2023). In 2024, she signed with Columbia Records and released her first major-label single "Diet Pepsi" which received critical praise, was certified platinum by the Recording Industry Association of America, and marked her first entry on the US Billboard Hot 100. The single preceded her debut studio album Addison (2025), which debuted at number four on the Billboard 200 and earned critical acclaim. She was nominated for Best New Artist at the 68th Grammy Awards.