This puppet show was set in the community of Crabgrass, with mayor Gertrude Diddle, Basil (a beagle), Durwood (a 900-year-old dragon), Wolfgang (a wolf) and Chico (a crow).
The programme's songwriter, Wyn Canty, was featured in the role of a music teacher.
[1] Noreen Young created the puppets for the series and voiced and operated Gertrude, Granny and Basil.
[2] Hi Diddle Day was initially limited to the Ottawa, Montreal and Maritime CBC stations, airing Fridays at 4:30 p.m. although a special Christmas episode was broadcast on the network 25 December 1969.
By October 1970, Hi Diddle Day was available on the entire network and was broadcast weekly as an after-school series, and also aired Saturdays 1:00 p.m. in May and June 1971.