... . By IVAN PATRICK GORE. THE PICCADILLY. The twice-nightly and everchanging editions of Playtime at the Piccadilly are among the best of tho dinner-supper entertainments in the West End. In the old days sumptuous production was usual, and on one occasion a novel note was struck by putting on the cabaret in the form of a circus. Now the management and the pub lic are satisfied with one or ...