The boys wonder what Perry is saying when he makes his little noises.
The boys produce a device to translate Perry's chatter and have a problem that they cannot find Perry. Meanwhile, Dr. D. tries to flood the streets, hoping to cause people to buy his water vehicle called "B.O.A.T.", Also, the boys learn a word which they think deserves recognition and respect. Dr. D. builds a device that will erase people's memory.—N the Fan