- Jake and his crew collect nine gold doubloons.
- Madison Pettis return as the voice of Izzy in the episode.
- The episode was written by Mark Drop.
- Bob Foster provided the storyboard.
- Happy 1000th Birthday! is the fourth birthday theme episode in the series and the first not to focus on Jake or one of his crew members.
- The episode marks the first appearance of the Sand Sharks.
- The episode reveals that the Pirate Mummy is a thousand year old.
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