Gentle blue hippo MumbleBumble and his friends, inquisitive chicken Chic'o and hyperactive frog Greens, create various arts and crafts and have tons of fun at their home on a windmill in the forest.
1975
2012
—
2022
2023
1999
2007
2010
2017
2006
1992
1986
1974
1981
2015
1978
