Amitabh Bachan's professionalism is still treated as the benchmark for many in the industry. Overwhelmed by the star's professionalism, an Indian battery manufacturer, the brand that the actor had endorsed, is making plans to gift the Mega star with a Mega Birthday Card, on his 62nd Birthday. The card will be 2 km long and will have 2000 scrolls to it. And, it will be signed by 6 lakh retailers of that brand across India