Beckoning a waiter J. P. Morgan once ordered a beer while saying, 'When Morgan drinks, everybody drinks.' Everybody had a beer and when Morgan had finished, he slapped a dime upon the table, saying, 'When Morgan pays, everybody pays.'
Source: In 2500 Anecdotes for All Occasions, by Edmund Fuller, 1970.
-- J P Morgan, (Apr 17 1837-1913), US financier; He formed U.S. Steel, 1901 which became the first billion-dollar corporation in the world.