Continuity mistake: Veta and her daughter are getting out the tablecloth. The daughter mentions Harvey's name and Veta shushes her. Cut back to the table being visible. In seconds, the tablecloth goes from barely unfolded to neatly spread out and straight.
Continuity mistake: After Bugs Bunny has snipped off Elmer Fudd's pants suspender buttons, you can see Elmer's gun is directly behind him. But when Elmer picks up his gun to try and shoot Bugs, the gun is now by his foot.
Continuity mistake: When Tom traps Jerry in the blinds, he pulls the cord and squashes Jerry. At this point, you can see Tom is holding the cord, but when we Jerry sliding down the blinds in the next shot, Tom is no longer holding the cord.
Continuity mistake: When Rocky is reading his "Life" magazine at his headquarters, the first shot shows him reading the front cover but immediately after that he is reading the magazine with the pages open.
Continuity mistake: When we see Tweety singing, you can see that the bottom of his cage has nothing on it, but when we see Sylvester next to the cage, a door has appeared.
Visible crew/equipment: During the dance scene, in the ladies room the shadow of the boom mic is seen in the mirror's reflection behind Ann. (01:10:00)
Continuity mistake: When Porky inspects Prissy for eggs, you can see that the nest to her has nothing on the wall, but when Porky threatens Prissy to lay an egg, a sign with "Daphne" on it has appeared.
Continuity mistake: Upon seeing Donald Duck's footprints in the sand, Chip walks the length of one footprint, leaving eight of his own footprints as he goes. He fetches Dale to show him Donald's footprints but when Chip reaches the footprint he walked across, his own footprints have vanished.
Continuity mistake: When Annie finishes her song about "doin' what comes naturally," she grabs her rifle and uses the butt to shoo the children towards the house. The man she is talking to is close enough that she could touch him with the gun if she wanted too. The shot changes to a longer shot of the same view and the man is suddenly 5 or 6 feet further away, where the gun would no longer reach him.
Continuity mistake: During the rehearsal, Bixby throws a temper tantrum and kicks the piano. It slides straight toward the curtain, but in the next shot, it's spinning around. In the shot after that, it disappears altogether. (00:26:10)
Continuity mistake: When Porky sets up the easel after arriving at the forest, he puts on the ground a box and some paint brushes. But when we see a long shot of Porky painting, the box and paint brushes have gone.
Continuity mistake: When Tom shoots a stream of balls to flatten Jerry, the last ball in the pack is coloured purple, but when the balls rebound off the side rail, the last ball is now a green one.
Continuity mistake: When the construction worker hits Bugs in the face with a crossbeam, you can see that the worker has paint on his face, but when he goes down the stairs lighting a cigar, the paint has disappeared.
Continuity mistake: When Bugs Bunny tells Yosemite Sam he is only three and a half, you can see there is dirt around the hole, but when we see Sam in the next shot, the dirt has disappeared.
Continuity mistake: When Porky emerges after his mauling from the gorilla, his face is covered in scratches, but when he is speaking to the Ajax Broadcasting Company on the telephone, the scratches have disappeared.
Continuity mistake: When the nanny tells off Sylvester for chasing Tweety, the handle on her umbrella changes position between shots.
Continuity mistake: The coal tender has the No.99 on it in some shots, or the letters "SP and QR" on others. Other times it has no number at all.
Continuity mistake: When Bugs and Elmer are performing their vaudeville act at the theatre, the two are standing in front of a brown building, but when we see them in the next shot, they are now standing in a front of a store painted green.
Continuity mistake: When Spike is disguised as a fortune teller, he writes on a piece of paper: "To the Judge - I cheated in every event. Signed: Droopy". When he hands the piece of paper to the judge, the "To the Judge" and "Signed" with the dotted line are missing.
Continuity mistake: When Daffy begins reading "The Scarlet Pumpernickel" at the start of the cartoon, you can see that the script is by the wall. Later on, both Daffy and the script are in front of J.L.'s desk, and a few shots later they are near the wall again.