Kaalangalil Aval Vasantham
Kaalangalil Aval Vasantham () is a 1976 Indian Tamil-language film directed by S. P. Muthuraman and produced by S. Baskar. The screenplay was written by Panju Arunachalam and story by C. N. Muthu. Music was composed by Vijaya Bhaskar. The film stars R. Muthuraman, Chandrakala and Srividya. Plot. It's the story of 2 sisters, Rajalakshmi (Raji)Srividya, and kalpana Chandrakala. They live with their father, and is often visited by their uncle S. A. Ashokan from Singapore. Kalpana, the younger one is in love with Ravi R. Muthuraman. The elder sister is about to be married, when  fate has it that the groom unfortunately passes away in an accident, leaving her mentally troubled obsessing herself with marriage and groom. On the persuasion of her father, kalpana is asked to marry in the hope that atleast his younger daughter would be happy. With initial hesitance she later agrees. Soon after she is married her father passes away leaving the mentally challenged sister in her and his son in law's responsibility. The three of them shift to Ooty, where situations gets worse and it gets difficult to look after her sister. They consult a psychiatrist who says that  she has a superficial disorder, which could be cured by getting her married since the cause for this trouble was due to the marriage that didn't take place. No one wishes to marry the mentally challenged Raji. Troubled, kalpana decides to get her husband, Ravi, married to her sister. After initially disapproving Ravi gets married to Raji for the sake of his wife. This slowly heals Raji. She believes that Ravi is her husband and one fine day she is completely cured and even gets back her memory. Kalpana is rejoiced to see her sister back to her normal  self. She tells her what happened but deliberately conceals the truth that she got her husband married to her sister. Things get ugly when Raji finds that her husband is having an affair with her sister. Her uncle too comes to visit her and she confides to him about her Ill fate. He knowing the truth but is helpless. When Ravi is fatally injured, kalpana in panic starts hospitalising her husband forgetting that her sister is in their vicinity. Raji is shocked to find out that her sister is married and is the wife of her husband. She pretends to  be mentally deranged and goes away with her uncle to Singapore. Soundtrack. Music was by Vijaya Bhaskar. The song "Anbenum Sudaral" is set to the raga Poorvikalyani.