The 'building' is actually a glove…belonging to the giant Skrymnir, who has just picked it up. Thor hurls his hammer at Skrymnir three times - but without any effect - and Skrymnir mockingly ...

Thor has failed the first of the challenges. But he refuses to give up and demands that the giants set him another task - one that will really stretch him - so Skrymnir calls for his cat.