Other mistake: At the start of the song, Iceland appears twice on the map, and in two different colors. Also, a large portion of Antarctica is cut off.
Plane Pals - S1-E91
Continuity mistake: Yakko plays with the man's mask. In the shot where the man's face is being sucked into the mask, Dot is seen with her mask on. In the next shot, the mask is in her hand and not over her face.