December 15

==Television==
* 2019: Nella the Princess Knight and Sunny Day air on the for the last time Nick Jr. Channel; Nella the Princess Knight's remaining episodes would make their debut on Paramount+ and Sunny Day's remaining episode would make their debut on Amazon Prime Video.
* 2021: Nick News: Afghan Schoolgirls, Mrs. Doubtfire, and the West Powelton Steppers airs on Nickelodeon.
* 2022: The Great Nickmas Tree Sliming airs on Nickelodeon.
===Episode premieres===
Year	Show 	Episode(s)
1989	Hey Dude 	"Dan the Man"
2002	My Life as a Teenage Robot 	"Sibling Tsunami" / "I Was a Preschool Dropout" (UK)
2002	My Life as a Teenage Robot 	"Hostile Makeover" / "Grid Iron Glory" (UK)
2003	Rocket Power 	"A Rocket X-Mas"
2006	The Backyardigans 	
* "The Secret of Snow" 
* "Special Delivery"
2011	Winx Club 	"Back to Solaria"
2012	Teenage Mutant Ninja Turtles 	"It Came From Beneath the Depths"
2012	Power Rangers Super Samurai 	"Stuck on Christmas"
2012	Victorious 	"Robbie Sells Rex"
2012	Marvin Marvin 	"Ice Pop Pop"
2015	Fresh Beat Band of Spies 	"Christmas 2.0"
2017	Thomas & Friends 	
* "The Christmas Coffeepot" (series premiere) 
* "Terence Breaks the Ice"
2017	Top Wing 	"Penny's Polar Bear Rescue" / "Shirley Squirrely Flies Away"
2018	Thomas & Friends 	"Kangaroo Christmas" / "Thomas' Animal Ark"
2019	Peppa Pig 	"Christmas at the Hospital" / "Buried Treasure" / "Bat and Ball"
2019	Shimmer and Shine 	"Zeashell Surprise" / "The Zahramay Zuffer-Puff"
2020	Blaze and the Monster Machines Shorts	"Blaze Family Photos"
2021	NFL Slimetime 	"Week 14"
2022	Baby Shark's Big Show! 	"Blizzard Wizard"
2022	That Girl Lay Lay 	"How Zelda Got Her Groove Back Back"
2022	Peppa Pig 	"Little Cars"
==Movies==
* 2006: Charlotte's Web
==People==
===Births===
* 1933: Tim Conway
December 15