A brand new Cartoon Network original series - OK K.O.! Lets Be Heroes will be premiering on Cartoon Network UK and Ireland on Monday 9th October at 6.30pm. .<br> A brand new Cartoon Network original series - OK K.O.! Lets Be Heroes will be premiering on Cartoon Network UK and Ireland on Monday 9th October at 6.30pm. .<br> Cartoon Network UK will premiere a brand new show - OK K.O.! Lets Be Heroes on Monday 9th October at 6.30pm. ™ & © 2017 Cartoon Network. A part of Turner.<br>
