Formed in May 2008, Kırkbinsinek is Alper Antmen(guitars,lead vocals), Barış Güvenenler(Violoncello), Tolga Öztürk(basses,back vocals), and Özgür Devrim Akçay(drums,back vocals) and . The band is musically and spiritually impressed by the psychedelic movement of late 60's and 70's. In band's music, besides this psychedelic impressions and improvisational parts, you can hear the modes of Turkish Folk Music and World Music. Band's name comes from a namesake poem of Charles Bukowski(40,000 flies). Band has taken this name with the thought of the sound of 40,000 flies flying in the same place,in the same time.