Hey Hey Its Knishmas! is a Chowder Christmas special.
Chowder is worried that he might not get the gift he has his heart set on getting: an Electric Broccoli Trimmer with Detachable Non-Electric Cauliflower Trimmer for Knishmas, meanwhile Mung tries to make a schmingerbread house but is terrible at making them so Truffles just tell Mung to buy a schmingerbread house. At first Mung refuse to swallow his pride but then Truffles points out and ask him does he really wants to be the one to disspointed Chowder on Kinshmas moring. Mung imange Chowder wakes up and see the kitchen destroyed due to the terrible schmingerbread house Mung made and didn't get his trimmer. This makes Chowder angry and upsets and decides to leave forever. After that inmagation, Mung realize that Truffles is right and decide buys a schmingerbread house from Endive, due to the fact he is unable to make one. Chowder sees Mung buy the schmingerbread house.
As a result,he is worried and wants to trick Mung into thinking his schmingerbread house was better. Chowder, Panini,and Gorgonzola dress up as Knish Krinkle. However,the real Knish Krinkle comes and Chowder has to race to the schmingerbread house first in order to make Mung Daal happy. All the noise wakes Truffles up,and she orders Mung to see what's going on. Mung is shocked at what he sees and asks Chowder why he ate the house.
He explain to Mung that he couldn't let Mung feel awful and his pride destroy and saying how Knishmas wasn't about the getting, it was about the giving. Chowder's ends up giving Gorgonzola a sweater, Chowder's present to Panini is a kiss to which her head blows away and fireworks appeared.
- Mung Daal
- Ms. Endive
- Knish Kringle
- Baby Cop (very little appearance)
- Gazpacho is seen wearing a Santa Claus suit and ice skating.
- Chowder is wearing a new winter snowsuit in this special.
- There is a new character named "Knish Kringle" which resembles Santa Claus.
- Baby Cop appears with an extremely little appearance.
- This is the seventh time Panini has revealed her dark side, as she brutally beats Gorgonzola.
- This is first time Chowder has purposely kissed Panini on the cheek.
- In this episode, you find out that Mung has a tail.
- C.H. Greenblatt appears in this episode as a bald baby.
- In one viewing of this episode, part of the theme song was cut off and it didn't show the episode's title.
- First episode title not to feature a book. Second one being Gazpacho!
- When Chowder says "Won't you shine your light tonight", it is similar to a lyric in the Rudolph the Red-Nosed Reindeer song, "Won't you guide my sleigh tonight".
- This episode is still aired every Christmas season by Cartoon Network, even though Chowder no longer airs regularly on the network.
- Mung has two pictures in this episode: One of Truffes and one of Shnitzel in the shower. They look like they had been drawn a long time ago and Shnitzel is embarssed by his picture.
- Gazpacho (in puppet form) introduces the episode as a Christmas Special.