Oscar and the Awful, Horrible Smell

"Everyone knows that trolls have a very sensitive sense of smell. So, when Oscar smells something new in his forest, something stinky and terrible and strange, he has to investigate. From stinky mushrooms to rotten eggs, from dead fish to sticky green sludge, join Oscar as he hunts for the source of the awful, horrible, rotten, putrid, terrible, nasty, stinky smell."--