Public pranks are practical jokes or stunt that are performed in public places in order to make people laugh or cause a stir
They can range from simple to elaborate, and they can be done by individuals or groups.
Pranks can include things like dressing up in costume, or setting up props, or creating situation that surprise or shock unsuspecting members of the public.
Pranks often involve a great deal of planning and are often humorous or satirical in nature.