Have you ever considered how a single line from a movie or a television advertisement spreads to become a ubiquitously popular expression? Do you know the origin of such phrases as "keeping up with the Joneses" and "a man's gotta do what a man's gotta do"? Are you often stumped when trying to remember the source of a line from a movie or an advertising slogan?
The Oxford Dictionary of Catchphrases is the answer to the frequently asked questions...