A picture of actor Shah Rukh Khan from the sets of Rajkumar Hirani's 'Dunki' in London has gone viral on social media. He was spotted shooting at London's Waterloo for 'Dunki'. The film also features actress Taapsee Pannu. 'Dunki' is set to be based on an illegal route called the 'Donkey Flight' used by Indians to immigrate to other countries.