CREATE TABLE table_34679 ("Week" FLOAT, "Date" TEXT, "Opponent" TEXT, "Result" TEXT, "Record" TEXT, "Game Site" TEXT, "Attendance" FLOAT)

What is the largest attendance at Memorial Stadium on December 12, 1965?
SELECT MAX("Attendance") FROM table_34679 WHERE "Game Site" = 'memorial stadium' AND "Date" = 'december 12, 1965'
SELECT MAX("Attendance") FROM "table_34679" WHERE "Date" = 'december 12, 1965' AND "Game Site" = 'memorial stadium'