Chinna Raja passable comedy-thriller with the director succeeding more in the thriller portions.Raja(Karthik) is an aspiring singer. His bandmaster Mani(Manivannan), after a lot of fibs, manages to get him the chance to sing at a big concert. The concert is organised by Radha(Roja) and romance blooms between them.Raja hears about his father's death and is contacted by Dilip (Karthik, in a dual role), his father's second wife's son. Dilip believes that their father was murdered and asks for Raja's help in finding out the truth. There is an accident and Raja, believing...