Ernest want to have a dog of his own, so he decides to make Vern's house a pet day care center, so he can make some money. In the end, Ernest thinks the dog he wanted had been sold but Vern buys it for. Afterwards, Vern wants the money Ernest made running his pet day center to reimburse him for the dog he bought him but Ernest tells Vern he made the money for himself the whole time. (thetvdb.com)