Continuity mistake: When the dog enters the house, you can see the hinges are on the right hand side of the door and the handle is on left. But when the dog throws Pepe Le Pew out after finding him in his bed, the hinges and handle have swapped positions.
Continuity mistake: When the dog re-enters the house sneezing, he shuts the door and you can see the "Do Not Disturb" sign is missing. But when we see Pepe Le Pew waking up in the next shot, the sign has re-appeared.
Continuity mistake: When the dog is reading the note that was thrown through the window, he is holding the note with his hands on the top and bottom of the paper. But when we see a close-up of the note in the next shot, he is now holding it on the bottom left and top right corners, respectively.
Continuity mistake: When the dog runs into the bed after entering the house, you can see next to the bed there is a table with a jug, glass and lamp on it. But when the dog realises there is a skunk (Pepe Le Pew) in the bed, the jug has gone.
Continuity mistake: When the dog realises he has Pepe Le Pew in his bed, you can see part of Pepe's hair is on the pillow. In the next shot, the hair has gone.
Continuity mistake: When the dog takes the bottle of Eau De Perfume from the table top, the colour of the bottle is initially lilac but changes to purple in the next shot.
Continuity mistake: When the turtle is looking at the dog for staying in his shell, the dog's nose changes colour from black to brown.
Continuity mistake: When the dog rushes out of the house, he trips over a log and falls into a frozen pond. But when Pepe Le Pew rescues the dog and brings him to the surface, there is no sign of the log.
Continuity mistake: When Pepe Le Pew enters the house all frozen up, you can see there is nothing on the table next to the bed where the dog is, but when Pepe goes into the bed with the dog, a glass and jug have appeared.