CREATE TABLE table_1304 ("Date" CLOB, "Cover model" CLOB, "Centerfold model" CLOB, "Interview subject" CLOB, "20 Questions" CLOB, "Pictorials" CLOB)

Which date contained Aubrey O'Day as the cover model?
SELECT "Date" FROM table_1304 WHERE "Cover model" = 'Aubrey O''Day'
SELECT "Date" FROM "table_1304" WHERE "Cover model" = 'Aubrey O''Day'