Question: When did "Granny Pig's Chickens" first air?
SQL: SELECT "Original UK airdate" FROM "1-21344397-5" WHERE "Title" = '"Granny Pig''s Chickens"';

Question: How many have the name, "The Fire Engine"?
SQL: SELECT COUNT("Total episodes") FROM "1-21344397-5" WHERE "Title" = '"The Fire Engine"';