Grey (duo)

Grey is an American electronic music group consisting of brothers Kyle and Michael Trewartha. They are best known for their debut single "Starving", with American singer Hailee Steinfeld featuring production work by Zedd, and "The Middle", a single in collaboration with Zedd and Maren Morris.

Background
Brothers Kyle and Michael Trewartha grew up in Fountain Valley, California. Kyle played guitar in a rock band before releasing original songs and remixes under the name Singularity. In 2013, Michael started to learn how to produce music. They officially formed as Grey in 2015, first releasing a remix of "Where Are Ü Now" by Jack Ü, later remixing songs by artists including Zedd, Selena Gomez, Troye Sivan, Mike Posner, and Ariana Grande. In 2016, they released their debut single "Starving" with Hailee Steinfeld and Zedd. Their debut EP, Chameleon, was released on September 29, 2017. In 2018, they released "The Middle" with Maren Morris and Zedd and signed to Island Records. They released the single "Want You Back" featuring Léon on January 10, 2019.