Question: what is the original air date for production code 216?
SQL: SELECT "Original air date" FROM "1-24018430-3" WHERE "Production code" = 216.0;

Question: what is writtenand directed by Shannon Flynn?
SQL: SELECT "Written by" FROM "1-24018430-3" WHERE "Directed by" = 'Shannon Flynn';

Question: what number is us viewers in season 12?
SQL: SELECT "U.S. viewers (millions)" FROM "1-24018430-3" WHERE "No. in season" = 12.0;