Season 4 Episodes
- The Glitter Games!
- Costume Boxing!
- The New Doghouse!
- Guppy Movers!
- Temple of the Lost Puppy! (Special)
- Space Guppies! (Special)
- The New Year's Dragon!
- Sheep Doggy!
- Bubble Baby!
- Guppy Style! Part 1
- Guppy Style! Part 2
- The Summer Camp Games!
- Trick or Treat Mr. Grumpfish! (Halloween Special)
- This is the shortest season of the show with 14 episodes.
- This is the final season to air before a 3 year hiatus.
- This is the last season with the original formula to date.
- This is the last season to produce by Nelvana.
- This marks the final season to feature episode songs/episode dance songs and tour trips.
- This season marks the final appearance of the regular cast and characters in the original series; A reboot of the series was scheduled to premiere in late 2019 (see Season 5 for more info).
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