Group Hepsi, commonly known as Hepsi, are a famous Turkish girl band. They consist of "Eren Bakici", "Cemre Kemer" and "Yasemin Yürük", and formerly of "Gülçin Ergül", 2009, all the members of the group are from the city of Istanbul. The group rose to fame in the year 2005 with their debut album Bir, which spawned the hit songs "Olmaz Oglan", "Üç Kalp", and "Herseye Ragmen", and the hugely successful song "Yalan". They later went on to release their first official EP, Tempo, in association with Pepsi, and worked with Turkish Pop legend Sezen Aksu, famous for working with Tarkan. In 2006 they also released their second studio album, Hepsi 2, which spawned the huge hit "Kalpsizsin", and Ask Sakizi. The group released their third studio album on 24 May 2008 called Saka meaning "Joke" in English. The group released their first single for this album on 23 May 2008, called "4 Peynirli Pizza" meaning "4 cheese pizza".