CREATE TABLE table_22122 ("No. in series" FLOAT, "Title" TEXT, "Directed by" TEXT, "Written by" TEXT, "Original air date" TEXT, "Prod. code" FLOAT, "Viewers  ( millions ) " TEXT)

Who directed the episode titled 'Smells Like Teen Sellout'?
SELECT "Directed by" FROM table_22122 WHERE "Title" = 'Smells Like Teen Sellout'
SELECT "Directed by" FROM "table_22122" WHERE "Title" = 'Smells Like Teen Sellout'