Hailee became an Oscar nominee at age fourteen for her role in the 2010 film True Grit. In 2015, she appeared in Pitch Perfect 2 and in 2016, she starred in The Edge of Seventeen. Also a singer, she released her debut EP Haiz, featuring the single "Love Myself," in 2015. She has since released a popular singles called “Starving”, "Let Me Go" & "Most Girls".