Ark was a popular Bangladesh

Bangladesh

Bangladesh , officially the People's Republic of Bangladesh is a sovereign state located in South Asia. It is bordered by India on all sides except for a small border with Burma to the far southeast and by the Bay of Bengal to the south...

i rock

Rock music

Rock music is a genre of popular music that developed during and after the 1960s, particularly in the United Kingdom and the United States. It has its roots in 1940s and 1950s rock and roll, itself heavily influenced by rhythm and blues and country music...

 band. The band became popular during the late 1990s with their vocals Hasan, Tulu and composer Pancham. Later some of the members including Hasan left the band and formed a new band named Jonmobhumi
They became popular with there classic record tajmahal which brought them fame. The song sweet became instant hit. According to a report in the cover story of the Weekend Magazine of The Daily Star

The Daily Star (Bangladesh)

The Daily Star is the largest circulating English daily newspaper in Bangladesh. Established by Syed Mohammed Ali in 14 January 1991, the newspaper is owned by Mediastar a venture of the Transcom Group, headed by Latifur Rahman...

, Ark, along with the bands LRB and Feelings, popularized Rock music in Bangladesh.