Hababam Sınıfı (The Chaos Class) is a 1975 Turkish comedy film, directed by Ertem Eğilmez based on a novel by Rıfat Ilgaz, featuring an ensemble cast including Kemal Sunal, Tarık Akan and Münir Özkul that tells the adventures of a private school class students who are challenged by the arrival of a new headmaster. The film, which went on nationwide general release on 1 April 1975 (1975-04-01), was a success in Turkey and was followed by five direct sequels; Hababam Sınıfı Sınıfta Kaldı ("The Chaos Class Failed The Class", 1975), Hababam Sınıfı Uyanıyor ("The Chaos Class is Waking Up", 1976), Hababam Sınıfı Tatilde ("The Chaos Class is On Vacation", 1977), Hababam Sınıfı Dokuz Doğuruyor ("The Chaos Class is fretting over", 1978) and Hababam Sınıfı Güle Güle ("The Chaos Class: Bye Bye", 1981). The enduring popularity of the series resulted in three later sequels; Hababam Sınıfı Merhaba ("The Chaos Class Welcome", 2004), Hababam Sınıfı Askerde ("The Chaos Class in the Military", 2005) and Hababam Sınıfı Üç Buçuk ("The Chaos Class Three and a Half," 2006)