Mr. Dingwall is the English teacher at South High. He doesn't like Teddy very much and gives her a "B" on her book report. This is Teddy's first "B" which she isn't very happy about. He does, however, like Charlie and thinks she is adorable("Teddy's Little Helper").
Teddy uses Charlie for her next book review which is on "Animal Farm".Teddy dresses Charlie up as different animals. This doesn't go according to plan, because Charlie throws up on Dingwall. Despite this, Mr Dingwall gives Teddy an "A" on her book report.
- Dingwall is a scottish surname like Duncan