Rosa Rio providedsilent film soundtrack accompaniment for which English comic actor?
Rosa Rio:  She provided silent film soundtrack accompaniment for such performers as Buster Keaton and Charlie Chaplin. Charlie Chaplin: Sir Charles Spencer "Charlie" Chaplin, {'1': ", '2': ", '3': 'KBE', '4': "} (16 April 1889 – 25 December 1977) was an English comic actor, filmmaker, and composer who rose to fame in the era of silent film.
Charlie Chaplin