C/O Sir 2013 Bengali 5 songs Music: Raja Narayan Deb Tracklist 1 Theme Jai sad Sung by Arijit Singh · Lyrics Srijato 2 Chere Jaoar Gaan Sung by Rupankar Bagchi · Lyrics Srijato › 3 Dekchi Setai Sung by Lata Mangeshkar · Lyrics Srijato › 4 Sleeping Piller Raat Sung by Bann Chakraborty · Lyrics Srijato › 5 Themey Jai Sung by Arijit Singh · Lyrics Srijato ›