Then they found a red kitten in their space ship.

The red kitten was actually a bomb and the ship explodes. Then monsters appear to fight!

The monster used mayonnaise as it's weapon...

Mayonnaise was thrown at the crew.

The mayonnaise transformed the crew into ninjas

A bunch of cats were falling from the sky.

Dogs followed, trying to bite the cats

Then human sized possums tried to chase the dogs.

Then sharks came that had lungs.

Soon, all of the marine creatures developed lungs and began to walk the land