山姆和戴夫正在执行任务。这是一项伟大的任务。所以他们挖了一个洞。而且他们继续挖洞。而且他们什么也没发现……。然而，这一天终究还是相当壮观的。细心的读者会在这个机智的故事中得到一笔珍贵的财富——寻找非凡的人，并以一种他们从未预料到的方式找到它。

From the award-winning team behind Extra Yarn, and illustrated by Jon Klassen, the Kate Greenaway-winning creator of This Is Not My Hat and I Want My Hat Back, comes a perfectly paced, deadpan tale full of visual humour. Sam and Dave are on a mission. A mission to find something spectacular. So they dig a hole. And they keep digging. And they find ... nothing. Yet the day turns out to be pretty spectacular after all. Attentive readers will be rewarded with a rare treasure in this witty story of looking for the extraordinary – and finding it in a manner they'd never expect.