Audio problem: When Mario says he will be a coward forever, his mouth does not move. (00:07:37)
Crimes R Us - S1-E19
Audio problem: When Bully goes over the stolen goods, his mouth does not move. In the same shot, Hip and Hop's hair turns completely pink. (00:07:59)
Life's Ruff - S1-E20
Audio problem: When Hip says King Koopa will be proud of the trouble he and Hop are causing Luigi, Hop's mouth moves, but no sound can be heard. (00:04:04)
Audio problem: When the Mario Bros. are breaking blocks, they initially are not breaking any, but the sound of the blocks breaking can still be heard. (00:04:01)
7 Continents for 7 Koopas - S1-E22
Audio problem: When Luigi says the Warp Pipe is blocked forever, he speaks through Mario's mouth. (00:06:18)
True Colors - S1-E23
Audio problem: When Kooky puts his disguise on, Cheatsy says for them to head to the rumble. Kooky speaks with Cheatsy's voice. (00:08:25)
True Colors - S1-E23
Audio problem: When Cheatsy tells King Koopa to attack, his mouth does not move. In the same shot, his blue hair turns green like his head, while King Koopa's wand changes from blue and yellow to green, pink, and blue. (00:11:07)
Audio problem: When King Koopa says he is going to find the Mario Bros, his mouth moves before any dialogue comes out. (00:07:04)
Super Koopa - S1-E26
Audio problem: After Mario says that the lack of Power-Ups means that they will not beat Super Koopa, his mouth moves, but no sound can be heard. (00:05:10)
Super Koopa - S1-E26
Audio problem: When Luigi notices Toad, the audio glitches. (00:07:34)
Super Koopa - S1-E26
Audio problem: When Toad says he is glad he stayed behind, his mouth does not move and the vocal effect for his voice is missing. (00:08:59)