Mr. Bittner

Mr. Bittner''' is one of the adults who went to Sam Snella's Birthday Party and mentioned in The Last Straw. He split his pants doing jumpjacks. In the online version, he is called Mr. Jordan.'''

Appearances

 * Diary of a Wimpy Kid: The Last Straw (Mentioned only)
 * Diary of a Wimpy Kid Online (As Mr. Jordan)