CREATE TABLE table_25844 ("Series #" FLOAT, "Season #" FLOAT, "Title" TEXT, "Directed by" TEXT, "Written by" TEXT, "Original air date" TEXT, "Production code" TEXT)

When did Jeremy Kagan's episode first air?
SELECT "Original air date" FROM table_25844 WHERE "Directed by" = 'Jeremy Kagan'
SELECT "Original air date" FROM "table_25844" WHERE "Directed by" = 'Jeremy Kagan'