Here's to 12th Anniversary of Alexander and the Terrible, Horrible, No Good, Very Bad Day! #AlexanderandtheTerribleHorribleNoGoodVeryBadDay #12thAnniversary

Here’s to 12th Anniversary of Maxin’ and Relaxin’, Lizard Day Afternoon and The Shell! #clarence #regularshow #theamazingworldofgumball #12thanniversary #cartoonnetwork

Here’s to 12th Anniversary of this episode in @RebeccaSugar’s Steven Universe series, Space Race! 🌸🌹⭐️

#stevenuniverse #12thanniversary #rebeccasugar #cartoonnetwork

Here's to 12th Anniversary of Horror Stories & Halloween Scares, Helgaween-a-Rooney Next of Pumpkin!

#AustinAndAlly #LivAndMaddie #ididntdoit #12thAnniversary

Here's to 12th Anniversary of Haunted Rapper, Substitute Teacher, Field of Brains and Pheebs Will Rock You!

#NickyRickyDickyandDawn #thethundermans #HenryDanger #TheHauntedHathaways #12thAnniversary

Here’s to 12th Anniversary of Little Gift Shop of Horrors, Night of the Living Pharmacists and The Gift 2: The Giftening! #gravityfalls #phineasandferb #wanderoveryonder #12thanniversary

Here’s to 12th Anniversary of Lil’ Loafie, Oonski the Greatful, Alien Craig and Googas! #breadwinners #sanjayandcraig #12thanniversary

Here’s to 12th Anniversary of The Boiler Room, Howloween 2: The Final Reckoning, Girl Meets World of Terror and The Runaway Bride of Frankenstein!

#MickeyMouse #Jessie #DogWithABlog #GirlMeetsWorld #12thAnniversary

Here’s to 12th Anniversary of Average Jeff, Aunt Grandma and Grounded! 💜🎉🌈💚 #unclegrandpa #clarence #12thanniversary #cartoonnetwork

Here’s to 12th Anniversary of this episode in Rebecca Sugar’s Steven Universe series, House Guest! 🌸🌹⭐️

#StevenUniverse #12thAnniversary #RebeccaSugar #CartoonNetwork

Here's to 12th Anniversary of Lost in Danville and The Inator Method! #PhineasAndFerb #12thAnniversary

Here's to 12th Anniversary of Pottery-a-Rooney, Beauties & Bullies and Bad News! #AustinAndAlly #LivAndMaddie #ididntdoit #12thAnniversary

Here’s to 12th Anniversary of Insane in the Crane Game, Buhdeuce Goes Berserks, Screamday and Enter Sandman! #SanjayAndCraig #Breadwinners #12thAnniversary

Here's to 12th Anniversary of The Password and Vacation! #TheAmazingWorldOfGumball #UncleGrandpa #TAWOG #Gumball #12thAnniversary

Here's to 12th Anniversary of this 2-part episode in Rebecca Sugar’s Steven Universe series, Mirror Gem and Ocean Gem! 💖✨️💙🌈💧💎

This is the introduction of Lapis Lazuli (Jennifer Paz). 🌸🌹⭐️ #stevenuniverse #12thanniversary #rebeccasugar #cartoonnetwork

Here’s to 12th Anniversary of Soos and the Real Girl! #GravityFalls #12thAnniversary

Here's to 12th Anniversary of Premiere-a-Rooney, Logan's Run and Videos & Villains! #LivAndMaddie #12thAnniversary #IDidntDoIt #AustinAndAlly

Here's to 12th Anniversary of Haunted Mind Games, The Secret Gets Out, Dawn Moves Out, Four Supes and a Baby and Homework Like a Boss!

#AwesomenessTV #HenryDanger #thethundermans #NickyRickyDickyandDawn #TheHauntedHathaways #12thAnniversary

Here's to 13th Anniversary of Too Short, The Fugitives, Troy Story, Labor of Love and product misplacemANT!

#ANTFarm #WanderOverYonder #PhineasAndFerb #FishHooks #DogWithABlog #12thAnniversary

Here's to 12th Anniversary of @Nickelodeon's 11th Annual Worldwide Day of Play! #Nickelodeon #12thAnniversary #WorldwideDayOfPlay