Continuity mistake: When we first see the "No Wolves Allowed" sign at the House of Bricks, "No Wolves" is on top and "Allowed" is at the bottom. When The Big Bad Wolf is looking at the sign, the words "No Wolves Allowed" are now on top of each other.
Continuity mistake: When we see the crowd aghast at the wolf's trumpet playing at the House of Sticks, there is a woman sitting with her partner at a table and she is holding a glass in her hand. But after a quick cut to the wolf playing, we return to the crowd and her glass is nowhere to be seen.
Continuity mistake: When we see the door saying "No Wolves Allowed" at the House of Bricks, you can see the door is blue and made of wood. But when the Big Bad Wolf is standing by the door, it now appears completely plain.
Continuity mistake: When the three little pigs hear the Big Bad Wolf playing his trombone in hell, the drumming pig only has a drum but when the wolf emerges from hell, a cymbal has appeared.
Continuity mistake: When the three little pigs are not impressed with the wolf's trumpet playing, you can see the pig that plays the drums has drumsticks in his hands. But when he and the other pigs throw the wolf out of the House of Straw, the drumsticks have gone.
Continuity mistake: When the Big Bad Wolf arrives at the House of Straw, there are handles on the doors when he enters. But in the next shot, the handles have gone.
Continuity mistake: When the Big Bad Wolf is shaking hands with the three pigs, look at the double bass behind them and you can see its strings are missing.
Continuity mistake: When the Three Little Bops are performing at the Dew Drop Inn, you can see there is a double bass behind the pigs when they are playing, but when the camera cuts to the piano player, the double bass has disappeared.
Continuity mistake: When the pig holding a guitar says "We've heard the most", you can see there is a saxophone behind him. The saxophone disappears in the next shot.
Continuity mistake: When the three pigs are performing at the House of Straw, the saxophone behind the pig playing the guitar changes position between shots.
Continuity mistake: When the pigs are performing with the wolf's spirit at the end of the cartoon, the sign saying "The Three Little Bops" has a yellow background, but in the next shot changes to a peach colour.
Continuity mistake: When the three pigs are listening to the wolf playing his trumpet in Hell, the position of the double bass behind the pig who is playing the piano changes between shots.
