"Hermit Ren" is the first episode of Season 4.
- Ren Höek
- The Announcer Salesman (as The Hermit Union Worker)
- Mummified Bog Man
- Yak (Cameo)
- Oldman Farmer Höek
- Ren's Anger
- Ren's Fear
- Ren's Ignorance
- Jasper (as The Hermit Union Leader)
Untamed World segmentEdit
- Kowalski (as a cop)
- Blue-Crested Biddies
- The Grey Tufted Old Fogey
- The Grizzled Curmudgeon
- Wilbur Cobb (as The Bandy-Legged Codger)
- The Doddering Old Fool
- The Wily Tree Geezer
Fed up with Stimpy's weird behavior and the whole world, Ren moves away and becomes a hermit, but starts to go insane from the isolation. Meanwhile, Stimpy makes a replica of Ren from his earwax.
- In this episode, Ren and Stimpy's house is an upside down cow.
- The snake on the tree from Untamed World segment is watching the Muddy Mudskipper Show.
- Ren has been gone for 10 years as he says in the end.
- In the Untamed World segment, When Stimpy flips the page to The grey tufted Old Fogey, He has a human hand and his white glove isn't showing.