Sakalakala Vallavan (transl. The Master Of All Arts) previously known as Appatakkar (transl. Know-it-all) is a 2015 Tamil-language comedy film written and directed by Suraj. The film stars Ravi Mohan, Trisha and Anjali, while Prabhu and Soori appear in supporting roles and Vivek in a guest appearance. S. Thaman composed the film's music, while cinematography was by U. K. Senthil Kumar and editing by Selva RK. The film was released on 31 July 2015 to panning reviews and fared extremely poor at the box office.