Continuity mistake: When we see a close-up of Fred's car during the race, you can see there are two cars in front of him and there is nothing behind him, yet in the next shot he is being passed by a purple car.
Continuity mistake: When we first see Fred's car at the Indianrockolis 500, the car has nothing on the side of it, but when we see the car at the start of the race, a number "8" has suddenly appeared.
Continuity mistake: When Wilma is shocked to see Fred on the television, you can see behind her there is a window and curtains, but when we see Wilma in the next shot, the window has disappeared.
Continuity mistake: When we see Fred and Barney singing "Doo Dah" in the car while on their way to the track, Barney is sitting in a single seat, yet a close-up shot shows him sitting on a longer seat.
Continuity mistake: When we see Fred and Barney in the car on their way to the track, Fred's front seat is missing.
Continuity mistake: When Fred goes past Wilma into the living room to watch TV, he has a fish sandwich and is carrying a tray with a drink and a bowl of snacks on it. When he is watching TV, the bowl of snacks is nowhere to be seen.
Monster Fred - S5-E2
Continuity mistake: In the dinner scene towards the end of the episode, the dish in front of Fred has very little Chinese food in it, but when Pebbles wants some, we cut back to Fred and more has appeared.
Pebbles' Birthday Party - S5-E4
Continuity mistake: When the kids are playing poker during The Birthday Party, the red haired boy is seen holding his cards and has nothing next to him on the table, but in the next shot a pile of four cards has appeared.
Continuity mistake: When Fred drops the tyre on his foot, he hops around in pain and you can see that Barney is holding the tail on the turtle. When Fred says, "Now you tell me!" we cut back to Barney, and the turtle has gone.
Dr. Sinister - S5-E8
Continuity mistake: When Fred and Barney are on the top of the cliff, Madame Yes smashes the glass on the emergency box and flies off holding the legs on a prehistoric bird. When we return to Fred and Barney, the emergency box has disappeared.
Dr. Sinister - S5-E8
Continuity mistake: When the three gangsters bust into Madame Yes's house, one of the gangsters holds on to Barney's leg and you can see there are two purple planks behind Barney. When we see Barney a couple of shots later, the planks have disappeared.
Dr. Sinister - S5-E8
Continuity mistake: When Fred and Barney are in Madame Yes's house, Madame Yes takes away the envelope from Fred and you can see Barney is standing beside him, but in the next shot Barney is standing behind Fred.
Dr. Sinister - S5-E8
Continuity mistake: When Fred asks Barney what he should do with the envelope the agent handed him, Barney says that they should forget about it. You can see that Fred is holding the envelope in front of him, but in the next shot Fred is holding onto the steering wheel and the envelope is nowhere to be seen.
Dr. Sinister - S5-E8
Continuity mistake: When Fred is reading the address on the envelope that the agent gave to him, you can see that he is holding it with one hand but a close up shot of the envelope shows him holding it with both hands.
Dr. Sinister - S5-E8
Continuity mistake: When Betty is carrying some dishes from the kitchen through to the room next door, the dishes have three cups on the top of them, but when Betty is setting up the table, the cups are nowhere to be seen.
Dr. Sinister - S5-E8
Continuity mistake: When Barney is taken inside Madame Yes's house, there is a sign reading "1717 Stoney Lane" on the door. But when Fred barges the door open to rescue Barney, the sign has disappeared.
Dr. Sinister - S5-E8
Continuity mistake: When Jay Bondrock lights the fuse on the bomb to destroy the island, you can see he is holding the match by the fuse, but in the next shot he is holding the match under the fuse.
Continuity mistake: When Pebbles is playing with her blocks on the rug, she puts a white block with a red "L" on it by her side that disappears a few shots later.
Superstone - S5-E24
Continuity mistake: During the dinner scene with the Flintstones and Rubbles, Barney has a salt and pepper pot in front of his plate, but when we cut to Barney speaking, the pots have disappeared.
Superstone - S5-E24
Continuity mistake: When we are at the Bedrock Theatre for the first time, Superstone's dressing room door has the word "Superstone" written on it. But when Fred is putting on his make up and the two crooks appear, there is no "Superstone" on the door.
Answer: The name of the pet is "Baby Puss." He has appeared in episodes, but only a very few. The first episode was probably "The X-Ray Story" from season 2.
Bishop73