CREATE TABLE table_63158 ("No. in series" FLOAT, "Title" TEXT, "Directed by" TEXT, "Written by" TEXT, "Original air date" TEXT)

What is the Original Air date of the episode 'Touch and Go'?
SELECT "Original air date" FROM table_63158 WHERE "Title" = 'touch and go'
SELECT "Original air date" FROM "table_63158" WHERE "Title" = 'touch and go'