The various episodes of Happy Appy.
Season 1 - Pre-production
- Happy Appy Production Reel (rumors)
- Happy Appy's Puzzle Piece (rumors)
Season 1 - Aired
- Happy's Vacation
- Hurt Happy
- Monkey Bar Mishap
- Happy Goes to School
- Happy at the Fruit Olympics
- Nate Needs Help!
- Never Run with Knives
Season 1 - Hacked onto Nick Jr./Noggin
Season 1 - Unaired
- Happy the Doctor
- Happy in Space
- Happy Fixes Kids
- Happy Fixes Kids, Part 2
- Happy Fixes Kids, Part 3
- Mean Miranda
- Happy Appy Goes to the Circus
- Happy's Trick
- Hospital Doctor (not to be confused with Happy the Doctor)
- The Happy Appy Movie, Part 1
- The Happy Appy Movie, Part 2
Season 2 - Unaired
- Happy Meets the Rhubears
- Camp Aaah!
- Happy and the Oranges
- Happy's Van Breaks
- Lighter
- Happy and the Blackberry
- Napoleon, the Big Help
- Happy Goes Bonkers (Nuxik)
- Rose of Blood n' Bones
- Can of Kill
- Jar of Hate
- Happy's Rising
- Happy Kills Benny
- Miranda Lives
- Miranda Dies
- Napoleon, a Bigger Help
- Meaner
- Happy Appy's Christmas
- Happy's House
- Napoleon, the Biggest Help
- Danny's Love
- Happy Fest
- Happy Rots in Hell
- Epilogue
Season 3 - Aired in some parts of America, albeit hacked onto Nick Jr. (15 episodes have been proved to have been produced, and one more two-part movie)
- Happy the Pirate
- Happy's Parlor
- Happy's Birthday
- Danny Returns
- A Day at the Tracks
- Happy Makes a Movie (NOTE: Episode 8 in production order)
- Happy's Hotel (NOTE: Episode 6 in production order)
- Happy Appy and the Demolition Derby (NOTE: Episode 9 in production order)
- Happy's Hotel, Part 2 (NOTE: Episode 7 in production order)
- Forenzik Rises
- Forenzik Rises, Part 2: They All Die
- Happy's Circus (Redux)
- The Followers
- The Followers, Part 2
- The Happy Appy Movie 2, Part 1
- The Happy Appy Movie 2, Part 2
- The Happy Appy Movie 2, Part 3