Mumbai, June 23 -- In January 1976, state-owned television broadcaster Doordarshan started airing a show called Geeton Bhari Shaam. A brainchild of Sanjay Gandhi, the son of then Prime Minister Indira Gandhi, it brought together some of the most popular singers and actors of the time to extol the 20-point programme, a set of socio-economic development initiatives initiated by the government. Actor Dilip Kumar delivered a four-minute speech on the importance of population control. Singer Asha Bhonsle and music composer RD Burman sang the popular number, Ek Main Aur Ek Tu, from the 1975 film, Khel Khel Mein, with a full-instrument orchestra that included Rishi Kapoor on the tambourine. Another popular singing duo, Lata Mangeshkar and Mukesh...