In the early 1800s, Joseph Grimaldi expanded the role of Clown<span> in the harlequinade that formed part of British pantomimes, notably at the Theatre Royal, Drury Lane and the Sadler's Wells and Covent Garden theatres. He became so dominant on the London comic stage that the harlequinade role of </span>Clown <span>became </span>known as<span> "</span>Joey<span>"</span><span />
Criterion: A criterion is a certain requirement that someone must meet in order to qualify for something. (Judging, evaluating, or selecting something.)