Olivia Gail O'Brien (born November 26, 1999) is an American singer and songwriter. She rose to fame in 2016 after collaborating with Gnash on the single "I Hate U, I Love U", which peaked at number 10 on the Billboard Hot 100 chart in the United States and number one in Australia. The success resulted in a recording contract with Island Records, with whom she released two extended plays, three mixtapes, and her debut studio album Was It Even Real? (2019).
