Ananda Thandavam (English: Happy Dance) is a 2009 Tamil-language film adaptation of the Sujatha Rangarajan serialized novel Pirivom Santhippom, directed by A.R. Gandhi Krishna and produced by Oscar V. Ravichandran of Aascar Films. This is one of the love stories by the late author Sujatha.The characters Raghu (Siddharth Venugopal) & Madhumitha (Tamanna Bhatia): their love story captured so many hearts that writer Sujatha, who had initially finished the first novel, started the second part due to high demand from readers.
A recently widowed detective still grieving over his wife's death discovers a shocking connection between himself and the suspects in a serial killing spree linked to the Four Horsemen of the Apocalypse.
A romantically challenged morning show producer is reluctantly embroiled in a series of outrageous tests by her chauvinistic correspondent to prove his theories on relationships and help her find love.
Aliens land in South Africa and, with their ship totally disabled, have no way home. Years later, after living in a slum and wearing out their welcome the 'Non-Humans' are being moved to a new tent city overseen by Multi-National United (MNU).