Variations include a 99 with two flakes – often referred to as a "double 99" or "bunny's ears" – and a 99 with strawberry or raspberry syrup on top, sometimes known as "monkey's blood".
[2][3] Another address-based claim for the "99" is made by the Dunkerleys in Gorton, Manchester, who operated a sweet shop at 99 Wellington Street.
The name was in honour of the final wave of Italian First World War conscripts, born in 1899 and referred to as "i Ragazzi del 99" ("the Boys of '99").
The chocolate flake may have reminded the ice cream sellers of the long dark feather cocked at an angle in the conscripts' Alpini Regiment hats.
However, the website also references an article from an old Cadbury works paper, which states that the name came from the guard of the Italian king, which consisted of 99 men and thus "anything really special or first class was known as 99.