Continuity mistake: When the neighbour throws a beaten up Porky Pig onto the ground, Charlie Dog is holding a small stereoscope and some slides. But when Porky tells Charlie he can stay, we cut to Charlie and the stereoscope and slides have disappeared.
Continuity mistake: When Porky Pig bangs his fists on the door saying "Let me in!", you can see the door has a handle on it, but when Charlie Dog opens the door in the next shot, the handle has vanished.
Continuity mistake: When the delivery man comes to the door with Porky's canary (Charlie Dog), the front door handle has a keyhole with it, but when Porky throws Charlie out of the house, there is no keyhole.
Continuity mistake: When Porky Pig kicks Charlie Dog out of the house, the door only has a handle on it, but when Charlie climbs down from the window and lands on Porky, the handle now has a keyhole with it.
Continuity mistake: When Charlie Dog pushes Porky Pig back into his chair after throwing him out, you can see there is a telephone on the table, but when we see Charlie in the next shot, the telephone has vanished.
Continuity mistake: When Charlie Dog puts down his stick after revealing the word "Me" on the flip chart, the stick is initially pointing towards the chart. A few shots later, the stick is now by Charlie's foot.