CREATE TABLE table_16271 ("No. in series" FLOAT, "No. in season" FLOAT, "Title" TEXT, "Directed by" TEXT, "Written by" TEXT, "Original air date" TEXT, "U.S. viewers  ( millions ) " TEXT)

When did the episode titled 'Lucky Strike' air for the first time?
SELECT "Original air date" FROM table_16271 WHERE "Title" = 'Lucky Strike'
SELECT "Original air date" FROM "table_16271" WHERE "Title" = 'Lucky Strike'