Casper gets Wendy to bake a cake for his Cub Scout den, in honor of the Boy Scouts' 65th anniversary, and she puts a spell on it so that when some of it is eaten it replenishes itself.; Fatso steals the cake, a yummy bird steals it from him, and when Casper gets it back it's grabbed by a troll.; The troll gets sick of the cake and Casper gives it to Spooky and Hot Stuff to keep them from scaring the cub scouts. Then Casper tries to divert the troll so that he doesn't scare the cub scouts either.; Casper gets rid of the troll. Spooky and Hot Stuff bring back the cake and the dragon eats it, but offers to use his breath to send out a skywritten invitation to the scouts' party.; Richie's dad puts on his old Eagle Scout uniform and finds that the hat fits.