One afternoon Katie overhears Mr. G. say he''s cutting off his ponytail and picking up a suit.

Mr. G. in a suit? Something strange is going on. Of course, Suzanne thinks she knows exactly what''s going on: Mr. G. is looking for another job.

The kids in 4A can''t let Mr. G. leave! So they devise a plan to make sure he stays for good. But when Katie turns into Mr. G., she discovers that she and her friends may have made their problem even worse . . .