A little over 43 years, Nickelodeon was launched. Since then, dozens of television shows have premiered through the network, many of which making lasting impressions on millions worldwide. It’s perhaps best known for it’s cartoons, many of which made their debut in the 1990s and early 2000s. And despite most of these programs no longer airing new episodes and their original fans having kids of their own, they’re still incredibly beloved.

In fact, many devoted Nickelodeon stans have gone to the next level by ornamenting their skin with an homage to their favorite show or characters. We’ve curated 50 of our favorite Nickelodeon tattoos from 15 different shows in the gallery below, take a peek at our picks and then let us know your favorite cartoon from our list in the comment section on social media.

“SpongeBob SquarePants”

Run: 1999-Present

Main Characters: SpongeBob SquarePants, Patrick Star, Squidward Tentacles and Mr. Krabs

“The Fairly OddParents”

Run: 2001-2016

Main Characters: Timmy Turner, Cosmo, Wanda and Vicky

“Rugrats”

Run: 1991-2004

Main Characters: Tommy Pickles, Chuckie Finster, Phil and Lil DeVille and Angelica Pickles

“Doug”

Run: 1991-1999

Main Characters: Doug Funnie, Porkchop, Skeeter and Patty Mayonnaise

“The Ren & Stimpy Show”

Run: 1991-1995

Main Characters: Ren Höek and Stimpson J “Stimpy”

“Rocko’s Modern Life”

Run: 1993-1996

Main Characters: Rocko, Spunky, Heffer Wolfe and Filburt

“Hey Arnold!”

Run: 1996-2004

Main Characters: Arnold Shortman, Helga Pataki and Gerald Johanssen

“CatDog”

Run: 1998-2005

Main Characters: CatDog and Winslow Thelonious Oddfellow

“The Wild Thornberrys”

Run: 1998-2004

Main Characters: Eliza, Nigel, Marianne, Donny, Debbie and Darwin

“Rocket Power”

Run: 1999-2004

Main Characters: Otto, Reggie, Squid and Twister

“Danny Phantom”

Run: 2004-2007

Main Characters: Danny Phantom, Sam Manson and Tucker Foley

“Avatar: The Last Airbender”

Run: 2005-2008

Main Characters: Aang, Katara, Sokka and Zuko

“Invader Zim”

Run: 2001-2006

Main Characters: Zim, GIR, Dib Membrane and Gaz Membrane

“The Adventures of Jimmy Neutron, Boy Genius”

Run: 2002-2006

Main Characters: Jimmy Neutron, Carl Wheezer and Sheen Estevez

“Aaahh!!! Real Monsters”

Run: 1994-1997

Main Characters: Ickis, Oblina and Krumm