Continuity mistake: When Meathead is dazed after crashing into the tree in a barrel, you can see that he is on the grass and there is a path behind him. But when we see Meathead in the next shot, the whole area is covered in grass.
Continuity mistake: When Screwy goes into the phone box when the phone rings, you can see the door is right behind him when he enters the box. But when he closes the door to blow a raspberry at Meathead during his telephone call, the door is now on the left-hand side.
Continuity mistake: When Screwy says "You wouldn't have liked the story, anyway", the background behind him changes between shots.
Continuity mistake: When Sammy Squirrel meets Screwy Squirrel, you can see that Sammy is holding a basket in her left hand, but in the next shot the basket has disappeared.