Happy Nickmas! (Nickelodeon Christmas special)

== Characters ==
=== Main characters ===
* SpongeBob SquarePants: SpongeBob, Patrick, Squidward, Sandy, Gary, Mr. Krabs, Pearl, Plankton, Larry, Mrs. Puff, and Patchy the Pirate
* The Rugrats: Tommy, Chuckie, Phil and Lil, Susie, Kimi, Angelica, Spike, Stu and Didi Pickles, Grandpa Lou Pickles, Betty De Ville, Chas and Kira Watanabe Finster, Charlotte and Drew Pickles
* The Fairly OddParents: Timmy Turner, Cosmo and Wanda, Trixie Tang, and Tootie
* Danny Phantom: Danny Fenton/Phantom, Sam Manson, and Tucker Foley
* Jimmy Neutron Boy Genius: Jimmy, Goddard, Carl Wheezer, Sheen Estevez, Cindy Vortex, and Libby Folfax
* The Loud House: Lincoln, Lori, Leni, Luna, Luan, Lynn, Lucy, Lana, Lola, Lisa, Lily and Clyde
* The Casagrandes: Bobby, Ronnie Anne and Sid Chang
* The Ren and Stimpy Show: Ren and Stimpy
* CatDog: CatDog
* Hey Arnold!: Arnold, Helga, Gerald and Phoebe
* Rocko’s Modern Life:Rocko, Heffer and Filburt
* T.U.F.F. Puppy:
* Blue's Clues series: Blue, Josh, Steve, Joe, Tickety Tock, Slippery Soap, Mr. Salt, Mrs. Pepper, Paprika, Cinnamon, Sage and Ginger, Shovel and Pail, Sidetable Drawer, Mailbox, Magenta, Miranda, Marlee, and Periwinkle
* Dora the Explorer: Dora, Map, Backpack, Boots, Benny, Tico, Isa, Senor Toucan, Diego, Daisy, Alicia, and Baby Jaguar
* Little Bill: Little Bill, Elephant, Big Bill, Brenda, Bobby, April, Alice the Great, Andrew, Kiku, Fuschia, and Jamal
* PAW Patrol: Ryder, Marshall, Chase, Rubble, Rocky, Zuma and Skye
* Bubble Guppies: Molly, Gil, Eena, Gobby, Oona, Nonny and Bubble Puppy
=== Background characters ===
* Blue's Clues series: Purple Kangaroo, Orange Kitten, Green Puppy, Miss Marigold
== Songs ==
* Deck the Halls
* Feliz Navidad - Dora and her friends
* Decorate the Tree (originally from The Wiggles) - Steve and Patchy ft. Tickety and Blue
* Jingle Bells (from Carols in the Domain)
* Twelve Days of Nickmas (newer version)
* The Night Before Christmas - told by Josh
* Here Come the Reindeer (originally from The Wiggles) - Steve and Joe
* Go Santa Go (originally from The Wiggles) - Steve. Joe, and Josh, ft. the rest of the Nickelodeon cast
* We Wish You a Happy Nickmas
== Cast ==
* Tom Kenny as SpongeBob, Gary, and Patchy the Pirate
* Ariana Grande as Tickety Tock
* Jeff Bennett as Mr. Salt
* Olivia Holt as Sidetable Drawer