When Deva says ‘Jithu Jilladi’ was a “unique experience” for him, he isn’t simply taking recourse in a cliché. He remembers the composer of the song, G. V. Prakash, as a timid boy who sang for him in Aasai . “Director Vasanth asked if we could use the boy who’d sung for ‘Chikku bukku rayile’. We…