(1a) Was Old King Cole his father? Sounds possible. (5, 6) ????? ??I?C?.
(3d) Clown takes a drink. (5) ??C??.
(7d) Extortionate tailor to 1 across? (11) ?????M?I???.
(8d) Dexterous extremity of a craftsman. (7, 4) ?K?L?E? ????.
(19a) Meat that goes to pot in pleasurable place. (5) F?E??.
(20a) The very place to demand light on stage. (5, 4) ??A?T ???T.
(21a) Outlaw from Copacabana. (3) ???.