Telugu director AS Ravi Kumar Chowdary, known for films like 'Em Pillo Em Pillado', 'Pilla Nuvvu Leni Jeevitham' and 'Yagnam', passed away on Tuesday night. The filmmaker, who had been battling a serious illness, reportedly died of a heart attack. He is survived by his wife and children, though reports claimed he was living alone for some time.