Then Nilavu

Then Nilavu English Honey Moon is a 1961 Indian Tamil romantic comedy film written and directed by C. V. Sridhar through his Chitralaya Films. The film stars Gemini Ganesan, Vyjayanthimala in the lead, with M. N. Nambiar, K. A. Thangavelu and M. Saroja as the ensemble cast. The film was produced and directed by C. V. Sridhar. The films score was composed by A. M. Rajah while the lyrics were penned by Kannadasan.

Raj Gemini Ganesan meets Shanti Vyjayanthimala at a cricket match in Madras, and falls in love with her. Shanti does not reciprocate his love, and leaves to her home place Bangalore. Shantis father Sokkalingam K. A. Thangavelu, a widower, marries Thangam M. Saroja. They decide to go to Kashmir for their honeymoon, and Shanti also wants to come. Sivalingam, a friend of Sokkalingam suggests an alliance between Shanti and his nephew Raj M. N. Nambiar who is now in Madras. Raj has secretly married Lalitha. He ditches Lalitha, when he sees this new alliance and leaves for Bangalore, but misses the train. Just then Raj Gemini Ganesan arrives in Bangalore for a different reason, and Sokkalingam misinterprets him as his friends nephew. Sokkalingam and wife Thangam leave for Kashmir along with Raj Ganesan and Shanti, who still dislikes Raj Ganesan.After some time, Raj Ganesan and Shanti fall in love. Meanwhile Raj Nambiar reaches Kashmir in search for Sokkalingam. Lalitha, fearing the safety of her husband Raj, also reaches Kashmir in search for him. She meets Raj Ganesan and stays in his house. Lalitha meets Sokkalingam and tells that she is married to Raj. Sokkalingam misinterprets this as Raj Ganesan and throws him out of house. Meanwhile Raj Nambiar meets Sokkalingam and explains everything, therefore he replaces Raj Ganesan as Shantis manager, despite Shantis dislike for him. Shanti later learns that Lalitha is Raj Nambiars wife and reconciles with Raj Ganesan, while Sokkalingam and Thangam are still unaware. ........

Source: Wikipedia