It's Adventure Time vs. Gumball in the #CNShowDown Championship! 🧑🐕🤜💥🤛🐱🐡 FINAL VOTING BEGINS NOW on our IGS! #CartoonNetwork #CNSuperToonShowdown #Basketballbracket #MarchMadness #bracket #90scartoons #2000scartoons #cartoons #AdventureTime #AmazingWorldofGumball t.co/uApgQFY9BX