Continuity mistake: When Mario and his friends are falling into Ice Land, the hand Mario holds onto Princess Toadstool with switches a couple times. (00:07:35)
Continuity mistake: When Mario and his friends are about to land on the second platform, the spikes on Yoshi's back are missing. (00:06:36)
Audio problem: When Princess Toadstool jumps into the Warp Pipe, she speaks, but her mouth does not move. (00:06:11)
Other mistake: When Princess Toadstool says that she and her friends have to save Mama Fireplant, her nose briefly disappears. (00:05:45)
Other mistake: When Luigi mentions the last time he saw ice, he has a green "M" on his cap instead of a black "L". (00:05:36)
Continuity mistake: When Luigi crashes into his friends, Mario's white gloves turn the same colour as his skin, while the stripes turn blue like his shirt. This also happens when Mario asks where the ice came from. (00:05:21)
Continuity mistake: When Luigi crashes into his friends, the white stripes on his and Mario's gloves turn blue, like their shirts. (00:05:18)
Continuity mistake: Throughout the episode, Mario and Luigi switch between having four fingers on each hand to five.
Audio problem: Several times throughout the episode, characters' mouths move without any dialogue being present.
Other mistake: When the Koopa Troopa slides the manhole back into place, part of it turns transparent. (00:04:55)
Other mistake: When Yoshi is holding onto the bridge, part of its sides turns transparent. (00:04:42)
Continuity mistake: When Kootie Pie picks up the shell, its green underside turns brown like its rim. (00:03:52)
Continuity mistake: In a couple of shots, when Kootie Pie and the Koopa Troopa are moving Mama Fireplant, Mama Fireplant's white lips turn brown. (00:04:08)
Revealing mistake: When Princess Toadstool says that Yoshi can take the bridge, she passes through a table. In the same shot, Yoshi overlaps on the table. (00:03:21)
Revealing mistake: When Luigi says that Yoshi can go to Mama Fireplant to get some fireballs for the barbecue, his mouth detaches from his face for a few frames. (00:03:09)
Continuity mistake: When Mario and Luigi notice Yoshi eating the barbecue, the "M" on Mario's cap has its colours reversed, being white on a red background instead of the other way around. In the same shot, Luigi's legs are missing. (00:02:54)
Continuity mistake: When a downward view is shown of Luigi and Princess Toadstool holding onto the stands, the wristbands on Luigi's gloves go from white to blue.
Audio problem: When the wizard says "Bob-ombs", he says it twice so where he says it before the bomb appears and after. But the second time he says it, his mouth doesn't move at all. It just stays open as a smile.
