# Harbiye Open‑Air summer concerts and theater > Live situation record from CLSTR: https://clstr.news/situations/harbiye-openair-summer-concerts-and-theater > Updated: 2026-08-07T21:17:26.000Z. Sources: 4. Developments: 3. In late July 2026, Turkish rock singer Teoman performed a two‑hour outdoor concert at Istanbul’s Harbiye Cemil Topuzlu Open‑Air Stage, drawing thousands of fans and concluding with a standing ovation. Following that event, the Istanbul Metropolitan Municipality’s City Theaters announced a summer program for the Harbiye venue, featuring two stage productions in August and a broader open‑air concert tour organized by Çizgim Event. The tour includes major Turkish artists performing across coastal towns and Harbiye throughout August, with the series slated to end with Deha Bilimlier’s concert on 25 October at the same venue. As the August program progressed, Mustafa Sandal and Ata Demirer performed at the Harbiye Cemil Topuzlu Open Air Theatre. During Sandal's concert, the young artist Afra made a surprise appearance to perform. ## Timeline ### 2026-08-07: Harbiye Open Air Theatre hosts Mustafa Sandal and Ata Demirer Musicians Mustafa Sandal and Ata Demirer held successful performances at Istanbul's Harbiye Cemil Topuzlu Open Air Theatre, featuring guest singer Afra and comedic segments. 2 sources. https://clstr.news/cluster/harbiye-open-air-theatre-hosts-mustafa-sandal-and-ata-demirer ### 2026-08-06: Harbiye Open-Air Venue Launches Summer Theater and Concert Series in Istanbul Harbiye Open‑Air in Istanbul hosts the plays “Haramiler” (25 Aug) and “Yoldan Çıkan Oyun” (27‑28 Aug) while Çizgim Event runs a summer concert tour featuring top Turkish singers across coastal towns, ending on 2 sources. https://clstr.news/cluster/harbiye-open-air-venue-launches-summer-theater-and-concert-series-in-istanbul ### 2026-07-25: Teoman Performs Two‑Hour Concert at Istanbul’s Harbiye Open‑Air Stage Teoman delivered a two‑hour concert at Istanbul’s Harbiye Open‑Air Stage on 24 July, inviting young fans onto the stage and performing many classic hits before a crowd of thousands. 2 sources. https://clstr.news/cluster/teoman-performs-twohour-concert-at-istanbuls-harbiye-openair-stage --- Cite as: Harbiye Open‑Air summer concerts and theater. CLSTR, https://clstr.news/situations/harbiye-openair-summer-concerts-and-theater