CREATE TABLE table_35596 ("Length of game" TEXT, "Date" TEXT, "Away team" TEXT, "Score" TEXT, "Home team" TEXT)

How long did the game go that was played with the Houston Oilers at home?
SELECT "Length of game" FROM table_35596 WHERE "Home team" = 'houston oilers'
SELECT "Length of game" FROM "table_35596" WHERE "Home team" = 'houston oilers'