Continuity mistake: When Sid and his friends arrive at the camp site and they are talking to the man putting up the sign, Mr Fiddler come back with the letter p, so the sign will say "all passes must be shown". At the end as Dr. Soaper and matron go after the flowerbuds lorry as they go past the sign it says "all asses must be shown".
Continuity mistake: In the scene where Mr & Mrs Potter are cycling to the holiday camp, you can see that about 100yards behind them, a white car is parked on the right hand side of the road. In the next shot, they pass by Mr Muggins and the car suddenly appears immediately to their right. They seem to be back where they started. (From DVD viewing). (00:23:10)
Continuity mistake: When Peter Potter arrives home from work near the start of the film, the front door of his house opens directly into a large room, but when he and his wife leave the house in their camping gear, the front door opens into a room which is about six feet deep. (00:05:10 - 00:15:00)
Continuity mistake: At the start of the film, when Sid parks the van outside the shop, a blonde girl walks past. When he gets out of the van, he ogles the same girl as she walks past the van a second time.
Continuity mistake: In the scene where the girls are fighting in the school, they stop when they hear Matron. After Matron leaves the room, Babs puts the line of wool around the other girls neck.There is a girl standing on the right of the TV but in the very next shot, she is sitting. (00:12:30)Baz94
Continuity mistake: When Mr Tanner falls over Fanny in the youth hostel and pulls Babs' clothing off, Fanny is seen on the floor lying sideways away from the camera when this happens. In the next shot she is sitting up, facing the camera.
Continuity mistake: At the beginning of the film in the cinema Sid's ice lolly has two bites at the side. Shortly afterwards, with no new bites taken, they're different shapes.
Continuity mistake: When Sid drives his car around the bed on his way to picking up Joan and Anthea, he passes two girls walking down the pavement, but in the shot from the rear window, the girls have disappeared.