Source: CBBC
52. Better Out Than In
14-03-2017
CBBC
All episodes
51. Better Together
13-03-2017
50. Beyond Reasonable Drought
10-03-2017
49. Boggle Boggle
09-03-2017
48. An Earful Of Willi
08-03-2017
47. Berry Grubfest
07-03-2017
46. Rustbeard
06-03-2017
45. Gum Fu Gumble
03-03-2017
44. The Return Of Sammi Whammi Gumble
02-03-2017
43. In Your Dreams
01-03-2017
20. Those Magnificent Gumbles
09-12-2016
21. Captain Grate Face
12-12-2016
33. Wise Guy
25-01-2017
1. The Gumbledex
25-07-2016
24. Blue Grub Moon
15-12-2016
41. Vive La Grub
27-02-2017
13. Abominable Gumble
10-08-2016
40. The Ugly Pageant
03-02-2017
