Olivia O'Brien
Known As: Olivia Gail O'BrienBorn: 26th November, 1999Age: 27Birthplace: Thousand Oaks, California, USABiography: Olivia Gail O'Brien 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.
