CREATE TABLE table_29634 ("#" FLOAT, "Title" TEXT, "Directed by" TEXT, "Written by" TEXT, "Viewers" FLOAT, "Original airdate" TEXT, "Prod. code" FLOAT)

What is the original air date of # 6?
SELECT "Original airdate" FROM table_29634 WHERE "#" = '6'
SELECT "Original airdate" FROM "table_29634" WHERE "#" = '6'