http://www.imgain.com/dunki-title-announcement-shah-rukh-khan-taapsee-pannu-rajkumar-hirani-based-on-donkey-flight-an-illegal-method-of-entering-a-foreign-country-via-multiple-stops-in-other-cou/
Dunki (Title Announcement) | Shah Rukh Khan, Taapsee Pannu, Rajkumar Hirani | Based on ‘Donkey Flight’ - an illegal method of entering a foreign country via multiple stops in other countries. It's a common escape path followed by youngsters to settle in the US and Canada.