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Happy Unhappiness Day to You; The Great Slime Crop Failure

The Smurfs: Season 5: Episode 16

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The Smurfs: Season 1

Happy Unhappiness Day to You; The Great Slime Crop Failure

Episode Details & Credits

NBC | Air Date: October 26, 1985

Starring: Danny Mann, Joey Camen, Michael Lembeck, Dick Gautier, Frank Welker, Frank Welker, Phil Hartman, Russi Taylor, Russi Taylor, Ray Walston, Hamilton Camp, Hamilton Camp, Ruth Buzzi, Michael Bell, Michael Bell, Alan Oppenheimer, Mary Jo Catlett, Barry Gordon, Rob Paulsen, Alan Young, Alan Young, Don Messick, Don Messick, Jack Angel, Avery Schreiber, Roger C. Carmel, Charlie Adler, Gregg Berger, Linda Gary, June Foray, June Foray, Lewis Arquette, Allan Lurie, Susan Silo, Danny Goldman, Danny Goldman, Paul Winchell, Kris Stevens, Paul Kirby, Lucille Bliss, Noelle North, William Callaway, Pat Musick, Kip King, Julie McWhirter

Summary: The Smurfs observe Unhappiness Day so they can appreciate their year-round joy; Farmer is captured by a Wartmongers who force him to cure a failing slime harvest.

Creator: Peyo

Genre(s): Comedy, Animation, Science Fiction, Kids

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Season 5 Episodes

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S5:E40. Brainy's Smarty Party
Air Date: November 9, 1985
tbd
S5:E39. They're Smurfing Our Song
Air Date: November 9, 1985
tbd
S5:E38. Gargamel's Time Trip
Air Date: November 9, 1985

See all Seasons and Episodes

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Seasons & Episodes

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Series Overview
Season 12

tbd
- Season 12 Overview
  Air Date: December 12, 2011
Season 11

tbd
- Season 11 Overview
  Air Date: December 12, 2011
Season 10

tbd
- Season 10 Overview
  Air Date: November 14, 2011
Season 9

tbd
- Season 9 Overview
  Air Date: September 9, 1989
Season 8

tbd
- Season 8 Overview
  Air Date: September 10, 1988
Season 7

tbd
- Season 7 Overview
  Air Date: September 26, 1987
Season 6

tbd
- Season 6 Overview
  Air Date: September 13, 1986
Season 5

tbd
- Season 5 Overview
  Air Date: September 21, 1985
- tbd
  S5:E40. Brainy's Smarty Party
  Air Date: November 9, 1985
- tbd
  S5:E39. They're Smurfing Our Song
  Air Date: November 9, 1985
- tbd
  S5:E38. Gargamel's Time Trip
  Air Date: November 9, 1985
- tbd
  S5:E37. All Work And No Smurf
  Air Date: November 9, 1985
- tbd
  S5:E36. Unsound Smurfs
  Air Date: November 2, 1985
- tbd
  S5:E35. Have You Smurfed Your Pet Today?
  Air Date: November 2, 1985
- tbd
  S5:E34. The Mr. Smurf Contest
  Air Date: November 2, 1985
- tbd
  S5:E33. Smurfette's Rose
  Air Date: November 2, 1985
- tbd
  S5:E32. Alarming Smurfs
  Air Date: November 2, 1985
- tbd
  S5:E31. Things That Go Smurf in the Night
  Air Date: November 2, 1985
- tbd
  S5:E30. Mutiny On The Smurf
  Air Date: October 26, 1985
- tbd
  S5:E29. Love Those Smurfs
  Air Date: October 26, 1985
- tbd
  S5:E28. Papa's Family Album
  Air Date: October 26, 1985
- tbd
  S5:E27. The Great Slime Crop Failure
  Air Date: October 26, 1985
- tbd
  S5:E26. Happy Unhappiness Day To You
  Air Date: October 26, 1985
- tbd
  S5:E25. The Comet Is Coming
  Air Date: October 19, 1985
- tbd
  S5:E24. Brainy Smurf, Friend To All The Animals
  Air Date: October 19, 1985
- tbd
  S5:E23. Educating Bigmouth
  Air Date: October 19, 1985
- tbd
  S5:E22. Marco Smurf And The Pepper Pirates
  Air Date: October 19, 1985
- tbd
  S5:E22. All Work and No Smurf; Gargamel's Time Trip
  Air Date: November 9, 1985
- tbd
  S5:E21. Queen Smurfette
  Air Date: October 12, 1985
- tbd
  S5:E21. Have You Smurfed Your Pet, Today?; Unsound Smurfs
  Air Date: November 2, 1985
- tbd
  S5:E20. The Grouchiest Game In Town
  Air Date: October 12, 1985
- tbd
  S5:E19. The Dark-Ness Monster
  Air Date: October 12, 1985
- tbd
  S5:E18. Wild And Wooly
  Air Date: October 12, 1985
- tbd
  S5:E17. Bigmouth's Friend
  Air Date: October 12, 1985
- tbd
  S5:E17. The Smurfs' Time Capsule
  Air Date: October 10, 2011
- tbd
  S5:E17. Papa's Family Album
  Air Date: October 26, 1985
- tbd
  S5:E16. Kow-Tow, We Won't Bow
  Air Date: October 5, 1985
- tbd
  S5:E16. Willpower Smurfs/Baby Smurf is Missing
  Air Date: October 10, 2011
- tbd
  S5:E16. Happy Unhappiness Day to You; The Great Slime Crop Failure
  Air Date: October 26, 1985
- tbd
  S5:E15. The Sand Witch
  Air Date: October 5, 1985
- tbd
  S5:E15. The Grumpy Gremlin/Clumsy Luck
  Air Date: October 10, 2011
- tbd
  S5:E15. The Comet Is Coming
  Air Date: October 19, 1985
- tbd
  S5:E14. Mud Wrestling Smurfs
  Air Date: October 5, 1985
- tbd
  S5:E14. A Hovel is Not a Home/Forget Me Smurfs
  Air Date: October 10, 2011
- tbd
  S5:E13. Papa's Flying Bed
  Air Date: October 5, 1985
- tbd
  S5:E13. Handy's Sweetheart
  Air Date: October 10, 2011
- tbd
  S5:E13. Marco Smurf and the Pepper Pirates
  Air Date: October 19, 1985
- tbd
  S5:E12. Dreamy's Pen Pals
  Air Date: October 5, 1985
- tbd
  S5:E12. Lumbering Smurfs/Speak For Yourself Farmer Smurf
  Air Date: October 10, 2011
- tbd
  S5:E12. The Grouchiest Game in Town; Queen Smurfette
  Air Date: October 12, 1985
- tbd
  S5:E11. Smurf A Mile In My Shoes
  Air Date: September 28, 1985
- tbd
  S5:E11. Smurfette for a Day/Peewit Meets Bigmouth
  Air Date: October 10, 2011
- tbd
  S5:E10. Poet's Writer's Block
  Air Date: September 28, 1985
- tbd
  S5:E10. The Smurf Who Would Be King/How to Smurf a Rainbow
  Air Date: October 10, 2011
- tbd
  S5:E10. Bigmouth's Friend; Wild and Wooly
  Air Date: October 12, 1985
- tbd
  S5:E9. Papa's Puppy Prescription
  Air Date: September 28, 1985
- tbd
  S5:E9. The Miracle Smurfer
  Air Date: October 10, 2011
- tbd
  S5:E9. Kow-Tow, We Won't Bow
  Air Date: October 5, 1985
- tbd
  S5:E8. Sassette
  Air Date: September 28, 1985
- tbd
  S5:E8. Born Rotten/The Tear of a Smurf
  Air Date: October 10, 2011
- tbd
  S5:E8. Mud Wrestling Smurfs; The Sand Witch
  Air Date: October 5, 1985
- tbd
  S5:E7. The Masked Pie Smurfer
  Air Date: September 28, 1985
- tbd
  S5:E7. A Little Smurf Confidence/Hogatha's Heart Throb
  Air Date: October 10, 2011
- tbd
  S5:E7. Dreamy's Pen Pals; Papa's Flying Bed
  Air Date: October 5, 1985
- tbd
  S5:E6. Baby's First Word
  Air Date: September 21, 1985
- tbd
  S5:E6. The Last Smurfberry
  Air Date: October 10, 2011
- tbd
  S5:E6. Smurf a Mile in My Shoes
  Air Date: September 28, 1985
- tbd
  S5:E5. He Who Smurfs Last
  Air Date: September 21, 1985
- tbd
  S5:E5. Handy's Kite/The Magic Earrings
  Air Date: October 10, 2011
- tbd
  S5:E5. Papa's Puppy Prescription; Poet's Writers' Block
  Air Date: September 28, 1985
- tbd
  S5:E4. The Smurflings
  Air Date: September 21, 1985
- tbd
  S5:E4. Every Picture Smurfs a Story
  Air Date: October 10, 2011
- tbd
  S5:E3. Papa's Day Off
  Air Date: September 21, 1985
- tbd
  S5:E3. The Winged Wizard/The First Telesmurf
  Air Date: October 10, 2011
- tbd
  S5:E2. Puppy
  Air Date: September 21, 1985
- tbd
  S5:E2. All Creatures Great and Smurfy/The Smurf Fire Brigade
  Air Date: October 10, 2011
- tbd
  S5:E2. Papa's Day Off; The Smurflings
  Air Date: September 21, 1985
- tbd
  S5:E1. Stuck On Smurfs
  Air Date: September 21, 1985
- tbd
  S5:E1. Stuck on Smurfs; Puppy
  Air Date: September 21, 1985
Season 4

tbd
- Season 4 Overview
  Air Date: September 15, 1984
Season 3

tbd
- Season 3 Overview
  Air Date: September 17, 1983
Season 2

tbd
- Season 2 Overview
  Air Date: September 18, 1982
Season 1

tbd
- Season 1 Overview
  Air Date: September 12, 1981