Mario and the Beanstalk - S1-E7
Continuity mistake: When Princess Toadstool tells Mario that someone very large lives in the castle, the white stripes on Mario's gloves turn blue like his shirt. (00:09:03)
Mario and the Beanstalk - S1-E7
Continuity mistake: When Mario and his friends try to escape through the window, the gate blocking the door disappears. (00:10:53)