Continuity mistake: At the end of the episode, Toad's house changes from orange to pink. (00:10:46)
Continuity mistake: When Luigi says he and Mario agreed to never fight again, Mario's blue eyes turn green like Luigi's. (00:10:57)
Misadventure of Mighty Plumber - S1-E12
Audio problem: When Big Mouth and Bully walk over to King Koopa, Big Mouth speaks without moving his mouth. (00:01:32)
Misadventure of Mighty Plumber - S1-E12
Continuity mistake: When Cheatsy zaps the race car out of the TV, his wand is red, but when King Koopa looks at it, it turns purple. (00:02:32)
Misadventure of Mighty Plumber - S1-E12
Continuity mistake: When Mighty Plumber opens the pipe, his wrench changes from blue to black. (00:04:42)
Misadventure of Mighty Plumber - S1-E12
Continuity mistake: When King Koopa says that Mario and Luigi are here, the orange spikes on his shackles turn red, while his left nostril disappears several times. (00:05:07)
Misadventure of Mighty Plumber - S1-E12
Continuity mistake: When Mighty Plumber points his plunger at Luigi, it changes from red to orange. (00:05:21)
Misadventure of Mighty Plumber - S1-E12
Continuity mistake: When the plumber's snake is heading towards King Koopa, its green head turns red, while the yellow rope turns green. (00:05:58)
Misadventure of Mighty Plumber - S1-E12
Audio problem: When Luigi asks if Mario's plan is going to work, his mouth does not move. (00:07:05)
Misadventure of Mighty Plumber - S1-E12
Revealing mistake: When King Koopa takes the map from Luigi the first time, it duplicates. (00:07:39)
Misadventure of Mighty Plumber - S1-E12
Continuity mistake: When King Koopa takes the map from Luigi for a second time, Luigi's sideburns disappear. (00:08:25)
Misadventure of Mighty Plumber - S1-E12
Continuity mistake: When King Koopa and Mighty Plumber are running to the treasury, King Koopa's orange spikes on his shell and shackles turn white. (00:08:48)
Misadventure of Mighty Plumber - S1-E12
Continuity mistake: When King Koopa tells Mighty Plumber to break into the treasury, the white spikes on his tail turn orange. This also happens when the vault starts filling with water. (00:08:55 - 00:09:20)
Misadventure of Mighty Plumber - S1-E12
Audio problem: When Mighty Plumber is unlocking the door to the treasury, the sound of it being unlocked can be heard before it is actually unlocked. In the same shot, Mighty Plumber has a wrench, but in the next shot, it disappears. (00:09:00)
Misadventure of Mighty Plumber - S1-E12
Audio problem: When King Koopa jumps into the Warp Pipe back to his castle, he speaks without moving his mouth. (00:10:36)
Misadventure of Mighty Plumber - S1-E12
Audio problem: When Mario and Luigi jump into the Warp Pipe to Pipe Land, the sound of them warping can be heard before they actually warp. (00:11:17)
Misadventure of Mighty Plumber - S1-E12
Continuity mistake: Throughout the episode, Mario's hair changes from brown to black several times.
Misadventure of Mighty Plumber - S1-E12
Continuity mistake: When the woman in the television show for Mighty Plumber drops the receiver, the holder for it goes from grey to blue.
Misadventure of Mighty Plumber - S1-E12
Continuity mistake: Right before the woman in the television show for Mighty Plumber goes over to pick up the phone, the receiver is grey, but in the next shot, it is yellow.
Misadventures in Babysitting - S1-E13
Continuity mistake: At the beginning of the episode, the lenses on the glasses on Junior's father briefly disappear. (00:01:16)