Shammi Sb's breakthrough on bollywood scene upturned many unsaid assumptions about the bollywood hero's persona and it was one person's vision which made it a reality - Subodh Mukherjee, the legendary producer and director. Tumsa Nahin Dekha, their first collaboration, together with the director, Nasir Hussain, heralded not merely a new star, but a new era in film making and music making. And yet, it was also almost a black swan event. In our fascinating study of evolution of bollywood music, this is probably the only chapter where several music directors created a sound to match the actor's on-screen persona and the filmmaker's vision behind it. In this episode, the songs are -