Peter James Harding, known professionally as PJ Harding, is an Australian singer-songwriter, musician, and producer from Sydney. In 2019, he moved to Los Angeles, and his breakthrough came with co-writing "July" with Noah Cyrus, which earned over one billion streams and an ARIA 5× platinum certification, and the song achieved multiple platinum statuses in several countries. Harding has collaborated with various artists, including Lennon Stella, Lil Nas X, Bebe Rexha, Chromeo, Ruel, Jessica Mauboy, and Guy Sebastian. In 2021, Harding and Cyrus released their collaborative EP People Don’t Change, which featured the single "Dear August".