Dennis & Gnasher: Unleashed!

Dennis & Gnasher: Unleashed! is a British computer-animated television series based on the Dennis the Menace strip from the British comic The Beano created by David Law. It began on CBBC on 6 November 2017 and is the third animated adaption of the strip after Dennis and Gnasher and Dennis the Menace and Gnasher.

Dennis TV (Episode 29)
Walter launches his own mega-dull, hypnotic TV channel with a signal booster that swamps all other channels! Rubi helps Dennis set up his own TV channel with a more powerful booster to free the residents of Beanotown from Walter's TV trance.