A mutant potato learns that with great power comes great re-spud-sibility in this second book in the hilariously silly graphic chapter book series from the bestselling creator of the Narwhal and Jelly books. Rot is ready for another adventure and this time he's going "Spudlunking!" But while Rot is excited to dig through the muck for treasure, all his friends seem to be more interested in their own plans.

When Rot uncovers a shiny old crown, he's sure it'll change their minds. And it does...in a most unexpected way. When Rot wears it he feels powerful...He feels invincible...He feels like...the King of the World! And everyone has to do what the king says.

But when Rot realizes he's the only one having fun in his kingdom, suddenly he wonders whether he might have let the crown go to his head...