Oru Kal Oru Kannadi is an 2012 Indian Tamil romantic comedy film written and directed by M. Rajesh. It stars producer Udhayanidhi Stalin, in his acting debut, Hansika Motwani and Santhanam in the lead roles along with Saranya, Azhagam Perumal, Uma Padmanaban and Sayaji Shinde.  Whilst featuring Harris Jayaraj's music and Balasubramaniem's cinematography.The Movie also has Sneha, Andrea and Arya in the Cameo appearences. The film is named after a song from the film Siva Manasula Sakthi. Releasing on the 13th of April 2012,the film opened to positive reviews form critics and was declared a 'super hit', becoming a commercial success at the box office. Produced by Udhayanidhi Stalin and Co-produced by R.Arjundurai and M.Senbagamoorthy.

The story begins with Saravanan (Udhayanidhi Stalin) receiving his ex-girlfriend Meera’s (Hansika) wedding card. In order to stop the marriage,he sets out to Pondicherry along with his close buddy Parthasarathy aka Partha (Santhanam) in a janavasa car. As they embark on the journey, a flashback opens up. Saravanan, a happy-go-lucky youth, and Partha work for a multiplex in the city. Saravanan meets Meera at a traffic signal and falls for her charm instantly. He follows her and finds out that she is an aspiring airhostess and her father is a deputy commissioner of police (Sayaji Shinde). Despite spending time with him and showing interest in him, Meera rejects Saravanan due to certain circumstances. The flashback ends there and then the comical episodes of Saravanan and Partha begin. With Partha's help, Saravanan tries to impress Meera before the wedding. Whether Meera accepts Saravanan or not forms the rest of the story .