CREATE TABLE table_21651 ("Game" FLOAT, "Date" TEXT, "Opponent" TEXT, "Score" TEXT, "Location" TEXT, "Attendance" FLOAT, "Record" TEXT, "Points" FLOAT)

Who was the opponent on December 27?
SELECT "Opponent" FROM table_21651 WHERE "Date" = 'December 27'
SELECT "Opponent" FROM "table_21651" WHERE "Date" = 'December 27'