1. Timmy Turner
Timmy's hat is pink because creator Butch Hartman ran out of blue ink!
Timmy's hat is pink because creator Butch Hartman ran out of blue ink!
Timmy's hat is pink because creator Butch Hartman ran out of blue ink!
2. Finn and Jake
The characters were originally called "Pen and Jake" and a short pilot aired on Nicktoons in 2007 before going viral on the internet and becoming the beloved Adventure Time.
The characters were originally called "Pen and Jake" and a short pilot aired on Nicktoons in 2007 before going viral on the internet and becoming the beloved Adventure Time.
The characters were originally called "Pen and Jake" and a short pilot aired on Nicktoons in 2007 before going viral on the internet and becoming the beloved Adventure Time.
3. The Belcher Family
Tina's character used to be a boy named Daniel!
Tina's character used to be a boy named Daniel!
Tina's character used to be a boy named Daniel!
4. Spongebob Squarepants
Spongebob was originally named Spongeboy, and the show was going to be called "Spongeboy Ahoy!"
Spongebob was originally named Spongeboy, and the show was going to be called "Spongeboy Ahoy!"
Spongebob was originally named Spongeboy, and the show was going to be called "Spongeboy Ahoy!"
5. Homer Simpson
Simpsons creator Matt Groening came up for the idea of the show while waiting in the lobby to meet with producer James L. Brooks about making an animated show.
Simpsons creator Matt Groening came up for the idea of the show while waiting in the lobby to meet with producer James L. Brooks about making an animated show.
Simpsons creator Matt Groening came up for the idea of the show while waiting in the lobby to meet with producer James L. Brooks about making an animated show.
6.
This sketch was done on orange construction paper in 1991, when they were originally called "The Whoopass Girls!"
This sketch was done on orange construction paper in 1991, when they were originally called "The Whoopass Girls!"
This sketch was done on orange construction paper in 1991, when they were originally called "The Whoopass Girls!"
7. Pearl
All the characters in the Steven Universe pilot looked different, but Pearl changed the most!
All the characters in the Steven Universe pilot looked different, but Pearl changed the most!
All the characters in the Steven Universe pilot looked different, but Pearl changed the most!
8. Rick and Morty
The characters originally appeared in a crude animated short and were named "Doc and Mharti" in reference to Back to the Future.
The characters originally appeared in a crude animated short and were named "Doc and Mharti" in reference to Back to the Future.
The characters originally appeared in a crude animated short and were named "Doc and Mharti" in reference to Back to the Future.
9. Cartman
The South Park characters first appeared in Trey Parker and Matt Stone's college short film "The Spirit of Christmas", made using construction paper and an old camera.
The South Park characters first appeared in Trey Parker and Matt Stone's college short film "The Spirit of Christmas", made using construction paper and an old camera.
The South Park characters first appeared in Trey Parker and Matt Stone's college short film "The Spirit of Christmas", made using construction paper and an old camera.
10. Dora the Explorer
No more green eyes and purple hair!
No more green eyes and purple hair!
No more green eyes and purple hair!
11. Lois Griffin
Lois used to be blond!
Lois used to be blond!
Lois used to be blond!
12. Bojack Horseman
Creator Raphael Bob-Waksberg enlisted the help of his high school friend Lisa Hanawalt to create some watercolor illustrations for his show Bojack Horseman. He actually doesn't look that different!
Creator Raphael Bob-Waksberg enlisted the help of his high school friend Lisa Hanawalt to create some watercolor illustrations for his show Bojack Horseman. He actually doesn't look that different!
Creator Raphael Bob-Waksberg enlisted the help of his high school friend Lisa Hanawalt to create some watercolor illustrations for his show Bojack Horseman. He actually doesn't look that different!
13. Wilt
Wilt went through many iterations before becoming the iconic one armed, wonky eyed imaginary friend we all know and love.
Wilt went through many iterations before becoming the iconic one armed, wonky eyed imaginary friend we all know and love.
Wilt went through many iterations before becoming the iconic one armed, wonky eyed imaginary friend we all know and love.
14. Doug Funnie
Doug started off as a character called Brian, which creator Jim Jenkins changed, because he thought "Brian" was too fancy.
Doug started off as a character called Brian, which creator Jim Jenkins changed, because he thought "Brian" was too fancy.
Doug started off as a character called Brian, which creator Jim Jenkins changed, because he thought "Brian" was too fancy.