|Season 1, Episode 4|
|Airdate||January 23, 2005|
|Written by||Anthony Del Broccolo|
|Directed by||Fred Savage|
Defending Dustin is the fourth episode of the first season of Zoey 101. It aired on January 23, 2005.
When a school bully forces Dustin to do his homework for him, Zoey confronts the bully in public, embarrassing Dustin. Dustin runs off feeling hurt and embarrassed, and Zoey finds him eventually. Dustin tells Zoey that he's tired of her treating him like a baby and that he can defend himself. Dustin looks to Chase and Michael for advice. Meanwhile, Zoey, Nicole, Dana, Chase, and Michael try to hide their dog, Elvis, away from their dorm advisor, Coco, since it's against school rules to have pets on campus.
- Matthew Underwood (Logan Reese) and Erin Sanders (Quinn Pensky) do not appear in this episode.
- Although, Logan does not appear in this episode, he is mentioned.
- This episode marks the first appearance of Coco.
- There is a building called the Harry Schneider Library, that is digitally added. That was Dan Schneider's father's name.
- This is the first episode of the series to be named after a main character.
- The lines that Herb the Janitor recited - "For who would bear the whips and scorns of time; The oppressor's wrong; the proud man's contumely; The pangs of despised love..." are from Shakespeare's tragedy "Hamlet."
- The first mention of Blix, the famous drink at PCA, is in this episode.
- This was the second of two episodes actor/director Fred Savage directed, the first being Webcam.
- This episode is very similar to Bad Girl:
- In both episodes, the main plot is centered around Dustin.
- In both episodes, it is implied that Dustin is smart for a kid his age.
- In both episodes, Dustin is involved in something with one of his classmates.
- In both episodes, Zoey is worried about Dustin because of the situation with his classmate.
- In both episodes, Dustin gets upset with Zoey for being too overprotective.
- In both episodes, Zoey's ideas are what gets Dustin out of trouble.
- In both episodes, Dustin stands up to his classmate.
- The main plot for this episode is very similar to the main plot of the Jessie episode, "Zombie Tea Party 5". Coincidentally, both episodes are the 4th episode of their series', and their first seasons.
- This episode is briefly heard in the Drake & Josh episode "Peruvian Puff Pepper", when Audrey, Walter, and Megan are watching T.V.
- When Chase is giving Zoey a noogie, when Zoey bites Chase's hand, she bites her own and not Chase's.
- On the show, Nicole says Dustin is in sixth grade, but on the website, it says he is in fifth. Additionally, in Bad Girl, which takes place a year after this episode, Dustin is in sixth grade.
- When Dustin was typing Keith's homework, the words didn't move at all as he typed.