Continuity mistake: When the dogs run away from the Mexican hairless dog after thinking she's a skunk, the Mexican dog's ears are pointing up but in the next shot they are pointing down.
Continuity mistake: When Tom realises he is drinking sea water in the bucket Jerry gave him, he drops the bucket on the towel, but when he spits the water in the girl cat's face, the bucket is nowhere to be seen.
Continuity mistake: Before Elmer puts pillows on the radiator in the businessman's room, there is a whistle on the radiator that wasn't there previously when Daffy discovers it was 'on the fritz'.
Continuity mistake: When Tom is tip-toeing past the gate at the start of the cartoon, Spike is sleeping and you can see there is nothing around his neck, but in the next shot a dog collar has suddenly appeared.
Continuity mistake: When Jerry replaces two keys on the piano with a mousetrap, Tom gets his finger caught and there is a catch lever at the bottom of the trap. But in the next shot when Tom pulls up the mousetrap and his finger expands, the catch lever has disappeared.
Continuity mistake: In the scene when Jerry is hiding in the oven and Tom and Butch turn on the gas, the part on the right hand side of the oven keeps changing from having four holes to three holes between shots.
Continuity mistake: When Tom opens the refrigerator door, you can see there is nothing on the left hand side of the second shelf, but in the next shot a bowl of fruit has appeared.
Continuity mistake: When Jerry dives into the bottle of invisible ink, he dives in head first. When he emerges from the bottle, it is the bottom half of his body that is invisible first.
Continuity mistake: When the cat places the tiny canary on to the plate, the salt and pepper pots on the table change positions between shots, and the cabinets in the background disappear. He also has a knife and fork in his hands, but after the canary says he's been sick, we return to the cat and the knife and fork have disappeared.
Continuity mistake: When we see a man and woman sitting by a lake, the plate of pancakes on the picnic blanket moves from the left to the right between shots.
Continuity mistake: When Minnie Mouse is in the telephone box at the start of the cartoon, the coin slot at the top of the box has two holes on it, but when Minnie speaks to Mickey Mouse later on, there are now three.
Other mistake: After the fade out, the "The End" board shows it as an "MGM Tom and Jerry Cartoon." The two stars were not in this short at all.