OK K.O.! Let's Be Heroes - Season 3 - Eps 3: T.K.O. Rules!
Carol decides to let K.O. take care of himself for the day while she is out. As a friendly gesture, K.O. visits T.K.O. inside his brain and they decide to switch places for fun. However, T.K.O. ends up being rowdy and breaking all the rules that Carol has set up. As K.O. realizes the error he has made, he is forced to make a harsh decision against T.K.O.
About OK K.O.! Let's Be Heroes

Title: OK K.O.! Let's Be Heroes
First Air Date: 2017-08-01
Last Air Date: 2019-09-06
Status: Ended
Rating: 7.8/10 (from 74 votes)
Language: EN
Seasons: 3
Total Episodes: 108
Network: Cartoon Network
Genres: Animation, Comedy
Production Companies: Cartoon Network Studios
Synopsis
Animated comedy set in the futuristic year of 201X, where the world is populated by video game and manga-esque characters.
Cast

David Herman
Brandon

Ian Jones-Quartey
Rad

Courtenay Taylor
KO

Kate Flannery
Carol

Ashly Burch
Enid