Deli Gömleği is a Turkish rock band formed in Ankara in late 1999, built around the foundations of punk rock and grunge. Founded by Özver Yılmaz, the band has established a distinctive place in the alternative rock scene with its powerful guitars, energetic rhythms, and characteristic vocal style.

Releasing their first recording, the "Sefil Şah" demo, in 2000, Deli Gömleği followed it with releases including "Soytarı", "Böyle Buyurdu Berduş", and "Oyuncak Albüm". Their first officially released album, "Deli Gömleği", arrived in 2011, followed by releases such as "Zaman" in 2013, "Tuzak" in 2014, and "Hayalci" in 2018.

Having performed extensively across Turkey and abroad, Deli Gömleği has appeared at festivals including Rockİstanbul and Rockstation, as well as university events and various music festivals. While maintaining their punk and grunge roots, the band has continued to evolve by incorporating different musical approaches into their sound over the years.

In 2023 and 2024, the band released singles including "Yok", "Gökyüzüyüm (Akustik)", "Sanma", "Boş", "Hoşçakal", and "Yan", bringing these releases together on the "Rüya" EP. With more than two decades of musical history, Deli Gömleği continues its work within Turkey's alternative punk rock and grunge scene.