"I heard you can turn me into an animal." Jack said, not daring to get his hopes up.
"Ah, yes, I have many potions here to change you into any animal you desire." Lee said. "What would you like to experience? A strong stud of a horse? Or perhaps a proud bull."
"Well, actually....." Jack began. "I've always wanted to be a dog. Or a rat."
"Ah. I see. Well, I have both. I will sell them to you for $300." Jack had pulled the money out before the old man had finished speaking. "Be warned, however, that if you should initiate intimate contact with another of the species, there will be no going back."
"Yes, I'll be careful! Thank you!" The young man practically ran out the door to his truck, ready to head back to the farm for some fun....