HYDERABAD: Noted city-based cultural organisation -Vamsi International is organising a series of cultural evenings for 51 days (February 11 and April 2) at Sri Tyagaraya Gaana Sabha, Chikkadpally in memory of noted Telugu singer of yesteryears Ghantasala. The organisation on Wednesday has informed that it has lined up several noted singers from Telugu film industry to perform . For details: 98490-23852.