CREATE TABLE table_28387 ("No. in series" FLOAT, "No. in season" FLOAT, "Title" TEXT, "Directed by" TEXT, "Written by" TEXT, "Original air date" TEXT, "Production code" FLOAT, "U.S. Viewers  ( millions ) " TEXT)

What are the original air date(s) for 'gunplay'?
SELECT "Original air date" FROM table_28387 WHERE "Title" = 'Gunplay'
SELECT "Original air date" FROM "table_28387" WHERE "Title" = 'Gunplay'