CREATE TABLE table_46707 ("Week" FLOAT, "Date" CLOB, "Opponent" CLOB, "Result" CLOB, "Attendance" CLOB)

On what Date was the Attendance 75,891?
SELECT "Date" FROM table_46707 WHERE "Attendance" = '75,891'
SELECT "Date" FROM "table_46707" WHERE "Attendance" = '75,891'