Joshua Isaih "'OG" Parker, is an American hip hop record producer from Atlanta, Georgia. In 2015, he worked as an in-house producer for the record label Quality Control Music. His stage moniker is derived from his affiliation with OG Maco's collective OGG, where he became acquainted with frequent collaborator Deko. Parker has since produced for prominent artists including Megan Thee Stallion, Migos, Chris Brown, Jazmine Sullivan, Gucci Mane, Fetty Wap, K Camp, YFN Lucci and Kollision.

Heartbreak on a Full Moon is the eighth studio album by American singer Chris Brown. The album is a double-disc, consisting of 45 tracks, and was released digitally on October 31, 2017, and onto CD three days later by RCA Records. Brown worked with several producers, including Prince Chrishan, A1, Amadeus, Boi-1da, D. A. Doman, and Scott Storch. The album also features guest appearances by Jhené Aiko, R. Kelly, Dej Loaf, Lil Yachty, Usher, Gucci Mane, Yo Gotti, A Boogie wit da Hoodie, Kodak Black, Future, Young Thug, Ty Dolla Sign, and Verse Simmonds, with the deluxe edition having additional features from Agnez Mo, Trippie Redd, Ella Mai, and Solo Lucci. Recording sessions for Heartbreak on a Full Moon took place between the end of 2015 and August 2017.