Continuity mistake: When Pluto is playing the dance tune on the record player with his tail, you can see that there is a cabinet containing music instruments behind him, but when we cut to Pluto after the music has finished, the cabinet has disappeared.
Continuity mistake: When Pluto sees the radio inside the music shop, you can see that there is a plug underneath it, but when Pluto goes to the radio after the manager has gone for lunch, the plug is nowhere to be seen.
Continuity mistake: When Pluto spots the radio outside the music shop, you can see that there is a small radio in the window, but in the next shot it has changed to a sign saying "This Week Dance Record" and two Maracas have appeared as well.
Continuity mistake: When we see Pluto's kennel at the start of the cartoon, there are initially three bricks on the left hand side of the entrance, but in the next shot there are now four.
Continuity mistake: When Pluto is by the radio in the music shop, there is a record player behind him which has three buttons on the side, but in the next shot the buttons have moved a few inches to the right.
