Check out this English professor of an English speaking coaching class from the rural part of India talk with his students in the best possible incorrect grammar. Watch the professor enter at 1:38 and let him teach you some manners.
Movie: Phas Gaya Re Obama (2010)
Cast: Rajat Kapoor, Neha Dhupia, Sanjay Mishra, Manu Rishi and Amole Gupte
Director: Subhash Kapoor
Producer: Ashok Pandey, Naren Kumar, Rajvir Singh, Subhash Kapoor
Music: Manish J. Tipu