CREATE TABLE table_50045 ("Episode" TEXT, "Rating" FLOAT, "Share" FLOAT, "Viewers  ( millions ) " FLOAT, "Weekly Rank" TEXT)

Which Viewers (millions) has an Episode of 'i'm not a good villain', and a Share smaller than 12?
SELECT MAX("Viewers (millions)") FROM table_50045 WHERE "Episode" = 'i''m not a good villain' AND "Share" < '12'
SELECT MAX("Viewers (millions)") FROM "table_50045" WHERE "Episode" = 'i\'m not a good villain' AND "Share" < '12'