West Bengal Chief Minister Mamata Banerjee may be causing political upheavals in the country but at the same time she is keen to grab eyeballs by welcoming Bollywood’s A-List to Kolkata.u00a0It took Didi (as she is called) only a phone call to have the Big B as the star guest in attendance for the Kolkata film festival in mid-November. In a bid to up the glam quotient of the state, the CM herself took upon the onus of having the biggest star inaugurate the festival.