This article is about 'the Malaysian DVD'. You may be looking for 'the Thai DVD, the episode, the magazine story, or the 2014 magazine story'.

Happy Birthday Sir! is a Malaysian DVD featuring four sixteenth season episodes.


  1. Race to the Rescue
  2. Don't Bother Victor!
  3. Welcome Stafford
  4. Happy Birthday Sir!
“Welcome to the Steamworks, my friend!”
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