Barış Demirel, in 2011, he started performing under the name Barıştık Mı - Göstembil Project. In the same year, he received the first prize in Roxy Music Days. In 2015, Barış Demirel released his first album T.E.A.R. with the project Barış Demirel - Barıştık Mı. In October 2018, the project's second album, FAIL - PLAY, was released from Lin Records. He inspired by traditional sounds, jazz, hip-hop, ambient, rock in his music; He gave concerts in countries such as Holland, Germany, Belgium, England, Switzerland. Last year, together with Barış Demirel -Barıştık Mı team, he was invited to the Montreux Jazz Festival, one of the most prestigious jazz festivals in the world. The artist, who continues his preparations for new singles and EP with different projects this year; is a guest of many musicians such as rap, electronic music, indie, jazz, rock and continues to accompany his album work and stage performances.
Efe Demiral, who met guitar at the age of 14, worked on music, composition and harmony with names such as Erkan Oğur, Ayşe Tütüncü, Murat Opus in the Music Department of Nazım Hikmet Academy between 2009-2011. He was accepted to Istanbul Bilgi University Music Department in 2011. He worked with names such as Selen Gülün, Tolga Tüzün and Turgut Pöğün in Bilgi University. He released his first solo album in January 2016 under the name 'Inside Out'. Many different media praised the album, bringing together elements of the electro-acoustic guitar music, in the first example of the type of property that brings one made in Turkey. Efe Demiral, who worked as a arranger and producer in the album "Two Shadows" released by Gözde Öney in May 2017, is also involved in the album and stage works of names such as Barıştık Mı - Barış Demirel, Can Kazaz, Sena Şener and Simge Pınar. His second album 'Sleep Pension' was released in January 2019 with the label Bilgi Music Label.