CREATE TABLE table_64757 ("Game" CLOB, "Date" CLOB, "Opponent" CLOB, "Score" CLOB, "Location Attendance" CLOB, "Record" CLOB)

What date was the record 21-11?
SELECT "Date" FROM table_64757 WHERE "Record" = '21-11'
SELECT "Date" FROM "table_64757" WHERE "Record" = '21-11'