When it comes to playing paternal roles, veteran actor Alok Nath has proved to be the big daddy of all. For two decades, the actor has entertained, made people cry both on the big screen and now on the idiot box. Alok continues with his paternal acts as part of the new show Bidaai. The actor isn't too bothered about comparisons between the new daily soap Bidaai and last year's release Vivah. This quintessential father of television industry spoke to Anil Merani about his journey. Excerpts: <strong> What's your role in Bidaai?</strong>