Laloo, Rabri and their son were returning from south
by train. Laloo was occupying the lower berth, Rabri the middle berth and
his son the topmost berth in the train compartment. The train
stopped at one of the stations on the way back and the son asked Laloo to
bring him a Cadburys chocolate.
When Laloo and his son returned they found
that a South Indian who couldn't understand hindi had occupied his
son's berth.
Upset and angry, Laloo called the Ticket checker & asked him
to help. The Ticket checker said that he could not understand Hindi