1 / 3World's Worst Boss Mug
Sold by Grindstore · ships from UK
£6.99
In stock at the store · stock checked 3 Nov 2026 · first seen 3 Nov 2026
About this item
We have all seen the classic 'World's best boss' mug, now we have got it's naughty cousin! This brilliant mug sees the iconic words scribbled out to reveal the text 'World's worst boss' and it will make a cheeky gift for the not so great boss in your life.
Description from Grindstore.