A rich caliph is leading a careless life. One day an evil wizard sells him a magic potion that can turn human into any animal he wants. The only condition: one mustn't laugh. A rich caliph is leading a careless life. One day an evil wizard sells him a magic potion that can turn human into any animal he wants. The only condition: one mustn't laugh. A rich caliph is leading a careless life. One day an evil wizard sells him a magic potion that can turn human into any animal he wants. The only condition: one mustn't laugh. A rich caliph is leading a careless life. One day an evil wizard sells him a magic potion that can turn human into any animal he wants. The only condition: one mustn't laugh.