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 morning coffee line at Starbucks is not a friendly place. It’s a queue of grumpy addicts tolerating one another in the loosest sense for the five minutes it takes to get a frappe soy latte ...