Benjamin Levin (born March 8, 1988), known professionally as Benny Blanco (stylised as benny blanco), is an American record producer, songwriter, musician and recipient of the 2013 Hal David Starlight Award from the Songwriters Hall of Fame. He is also a five-time BMI Songwriter of the Year award winner and 2017 iHeartRadio Producer of the Year award winner.
As a producer and songwriter, Blanco is responsible for more than 100 million album sales worldwide due to his work with artists including Ed Sheeran, Justin Bieber, Maroon 5, Rihanna, Katy Perry, Kesha, Sia, The Weeknd, Selena Gomez, Wiz Khalifa, Kanye West and many more. He is also the founder of two labels in collaboration with Interscope Records, Mad Love Records and Friends Keep Secrets.
In July 2018, Blanco released the song "Eastside" under his own name, a collaboration with Halsey and Khalid.

Khalid Donnel Robinson (born February 11, 1998), known mononymously as Khalid, is an American singer and songwriter. He is signed to Right Hand Music Group and RCA Records. His debut single, "Location", was released in July 2016 and peaked at number 16 on the US Billboard Hot 100 chart and was later certified quadruple platinum by the Recording Industry Association of America (RIAA). His debut studio album, American Teen, was released on March 3, 2017.

Ashley Nicolette Frangipane (born September 29, 1994), known professionally as Halsey, is an American singer, actress and songwriter. Her stage name is a reference to the Halsey Street station of the New York City Subway in Brooklyn, and an anagram of her first name.