Says Who?

Plot:

Simon is surprisingly successful with Eric's suggestion to show how mind-games can convince people of crazy ideas by pretending he's shrinking; when he's overheard, Matt turns the tables, only to be beaten in the end. Lucy invites her classmate Shelby to dinner, curious about rumors that she suffers from bulimia; Eric lets Mrs. Bing drag him into meddling in her friend Mrs. Hinkle's situation.