Annaatthe (transl. Big Brother) is the soundtrack album composed by D. Imman from the 2021 Tamil film of the same name, starring Rajinikanth and the film was directed by Siva. The film marked Imman's first collaboration with Rajinikanth and second collaboration with Siva after Viswasam (2019). The album featured six songs consisting of varied genres and sung by different singers; lyrics written by Thamarai, Viveka, Yugabharathi, Arun Bharathi, Mani Amuthavan and Arivu. On 2 October 2021, the track "Annaatthe Annaatthe" was released as the first single from the film. This track was sung by S. P. Balasubrahmanyam, who had sung most of the introductory songs of films featuring Rajinikanth; it marked his last film song before his death in September 2020. The track was released posthumously as