Original sentence: Charlie Chaplin got his start in films at Keystone when Sennett hired him in 1914, fresh from his vaudeville career to make silent films, in which he rapidly became a star performer and film director, participating in thirty-five films within the single year he worked there
Edited sentence: Most famously, Charlie Chaplin got his start in films at Keystone when Sennett hired him in 1914, fresh from his vaudeville career to make silent films, in which he rapidly became a star performer and film director, participating in thirty-five films within the single year he worked there