Nuance Jazz Band. The Malkhas jazz club founded by renowned artist Levon Malkhasian, is among the most popular clubs in the city. The[Yerevan Jazz Fest is an annual jazz festival taking place every autumn since 2015, organized by the Armenian Jazz Association with the support of the Yerevan Municipality. Armenian rock has been originated in Yerevan in the mid 1960s, mainly through Arthur Meschian and his band Arakyalner (Disciples). In the early 1970s, there were a range of professional bands in Yerevan strong enough to compete with their Soviet counterparts. In post-Soviet Armenia, an Armenian progressive rock scene has been developed in Yerevan, mainly through Vahan Artsruni, the Oaksenham rock band, and the Dorians band. The Armenian Navy Band founded by Arto Tunçboyacıyan in 1998 is also famous for jazz, avant-garde and folk music. Reggae is also becoming popular in Yerevan mainly through the Reincarnation musical band. The Cafesjian Center for the Arts is known for its regularly programmed events including the "Cafesjian Classical Music Series" on the first Wednesday of each month, and the "Music Cascade" series of jazz, pop and rock music live concerts performed every Friday and Saturday. Open-air concerts are frequently held in curtain location in Yerevan during summer, such as the Cafesjian Sculpture Garden on Tamanyan Street, the Freedom Square near the Opera House, the Republic Square, etc. The famous KOHAR Symphony Orchestra and Choir occasionally performs open-air concerts in the city. Dance Traditional dancing is very popular among Armenians. During the cool summertime of the Yerevan city, it is very common to find people dancing in groups at the Northern Avenue or the Tamanyan Street near the cascade. Professional dance groups were formed in Yerevan during the Soviet days. The first group was the Armenian Folk Music and Dance Ensemble founded in 1938 by Tatul Altunyan. It was followed by the State Dance Ensemble of Armenia in 1958. In 1963, the Berd Dance Ensemble was formed. The Barekamutyun State Dance Ensemble of Armenia was founded in 1987 by Norayr Mehrabyan. The Karin Traditional Song and Dance Ensemble founded in 2001 by Gagik Ginosyan is known for revitalizing and performing the ancient Armenian dances of the historical regions of the Armenian Highlands, such as Hamshen, Mush, Sasun, Karin, etc. Theatre Yerevan is home to many theatre groups, mainly operating under the support of the ministry of culture. Theatre halls in the city organize several shows