CREATE TABLE table_28022 ("Episode #" CLOB, "Original Air Date  ( UK ) " CLOB, "Episode Title" CLOB, "Director" CLOB, "Writer" CLOB, "Cast" CLOB)

What is the original air date of the episode 'Another Happy Day'?
SELECT "Original Air Date (UK)" FROM table_28022 WHERE "Episode Title" = 'Another Happy Day'
SELECT "Original Air Date (UK)" FROM "table_28022" WHERE "Episode Title" = 'Another Happy Day'