The world's very worst Vikings are back to dash our hopes and fail our expectations, in this second instalment in the Two Terrible Vikings series from international best-selling author Francesca Simon.

It's not easy being the WORST at everything!

Hack and Whack are the very worst Vikings in the village—until a fierce and stinky berserker moves in next door!

Will the brand-new school help the twins outwit this villain and his vicious dog, Muddy Butt?

And will Twisty Pants, Dirty Ulf and Elsa Gold-Hair help vanquish this foul fiend?