Revealing mistake: When Princess Toadstool spots King Koopa, King Koopa and his minions are layered over a wall. (00:07:14)
Continuity mistake: When King Koopa first appears, he has two Koopa Troopas with yellow underbellies. But when Princess Toadstool says that he tricked the Mario Bros, one of the Koopa Troopa's underbellies turns purple. (00:09:34)
Continuity mistake: After Princess Toadstool says that King Koopa tricked the Mario Bros, King Koopa's yellow eyes turn white. This also happens after Toad says that the Mario Bros. are safe. (00:09:39 - 00:10:18)
Continuity mistake: When the Mario Bros. pass King Koopa's minions after surviving the first trap, the lenses on Mouser's glasses disappear. (00:11:49)
Answer: "Club Mario" was reruns of the original show repackaged with new live action segments. It was a cheap way to present the old animated episodes as a new show. Club Mario was incredibly unpopular and eventually reruns of the original show with the Captain Lou Albano segments were aired in its place.
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