Happy Feet Four is an fan-fiction by MarioFan65. It is a sequel to the fanfiction Happy Feet Three. It was released on July 2, 2018.
- Norma Jean
- Noah the Elder
- The Elders (Emperor Penguins)
- Lorry Rickerson
- Chapter 1: It Came from Space
- Chapter 2: A New Penguin
- This is the first Happy Feet story with a villain that is not a creature from Antarctica.
- Instead, the villain turn out to be a ghost-like dark cloud named Darksmoke.
- This is one of the darkest Happy Feet stories yet.