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The song 'Unnale Unnale' is the title track of the Tamil film 'Unnale Unnale' (which released in 2007). The film stars Vinay, Sadha and Tanisha Mukherjee (the younger sister of Bollywood actress Kajol) in lead roles. The writer-director of 'Unnale Unnale' is the late Jeeva and the music director of the film is Harris Jayaraj. Jeeva is known to Hindi cine-goers as the director of the 2004 film 'Run', starring Abhishek Bachchan and Bhumika Chawla. Harris Jayaraj has scored the music for 'Rehnaa Hai Terre Dil Mein', a 2001 Hindi film starring South superstar R. Madhavan, Diya Mirza and Saif Ali Khan.