Where I am in the world, it has never gone away.
But then, where I am in the world is where it was invented in the early 1980s. I’ve never been particularly fond of it so their long running advertising slogan doesnt work for me - “One slice is never enough”.
FWIW, its current listing on my normal supermarket’s website:
https://www.sainsburys.co.uk/gol-ui/Product/viennetta-ice-cream-dessert-vanilla-650ml
