The Amazing World of Gumball · SEASON 1
The Mystery
Episode 13 · 2011-07-11

- Animation
- Family
- Sci-Fi & Fantasy
- Comedy
Episode overview
Gumball decides to investigate when his class finds Principal Brown wrapped up in toilet paper, shaved and, covered in green paint, or else face detention.
12 minutes
Season 1 episodes
1. The DVD2011-05-03
2. The Responsible2011-05-09
3. The Third2011-05-16
4. The Debt2011-05-16
5. The End2011-05-23
6. The Dress2011-05-23
7. The Quest2011-05-30
8. The Spoon2011-05-30
9. The Pressure2011-06-06
10. The Painting2011-06-13
11. The Laziest2011-06-20
12. The Ghost2011-06-27
13. The Mystery2011-07-11
14. The Prank2011-07-18
15. The Gi2011-07-25
16. The Kiss2011-08-01
17. The Party2011-08-08
18. The Refund2011-08-15
19. The Robot2011-08-22
20. The Picnic2011-08-29
21. The Goons2011-09-05
22. The Secret2011-09-26
23. The Sock2011-10-03
24. The Genius2011-10-10
25. The Poltergeist2011-10-17
26. The Mustache2011-11-21
27. The Date2011-11-28
28. The Club2011-12-05
29. The Wand2012-01-24
30. The Ape2012-01-31
31. The Car2012-02-07
32. The Curse2012-02-14
33. The Microwave2012-02-21
34. The Meddler2012-02-28
35. The Helmet2012-03-06
36. The Fight2012-03-13