Die-hard fans of Hello Kitty (or coffee) can also snap up this limited-stock-only Grind x Hello Kitty T-shirt, £34, which comes in five sizes and features a cute retro red-and-white design.

The cute comic character will swap the red jumper for Starbucks’ iconic green shade and he’ll feature on a limited-edition Frappuccino, as well as a cold cup (£24.95), bottle (£19.95) and ...