With perfect pacing, the multiple award-winning, best-selling team of Mac Barnett and Jon Klassen dig down for a 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.