CREATE TABLE table_55120 ("Episode #" FLOAT, "# in Season" FLOAT, "Episode Name" CLOB, "Airdate" CLOB, "Location" CLOB)

What is the lowest episode # with an air date of October 31, 2001?
SELECT MIN("Episode #") FROM table_55120 WHERE "Airdate" = 'october 31, 2001'
SELECT MIN("Episode #") FROM "table_55120" WHERE "Airdate" = 'october 31, 2001'