Became best known for her lip sync videos alongside her best friend Madi Sweet, posted to the joint madihaileyofficial account on the app musical.ly, which later became TikTok. They went on to earn over 250,000 fans on the platform.
She grew up playing sports year round, including basketball, volleyball, and soccer. She began posting videos to her personal musical.ly account, iamhailey42, in 2015 before joining Madi in 2016 to start madihaileyofficial.
She and Madi split all of their social media accounts, including Twitter, YouNow, Instagram, and YouTube.
She was born in Eugene, Oregon; but grew up in Springfield, Oregon. She has an older sister, Jasmyne, and an older brother, Dakota.
She and Madi put together a collaborative musical.ly account called Harvey Mills.