Continuity mistake: At the beginning where Dr. Scratchansniff welcomes Yakko to the pulpit, Dr. Scratchansniff changes his position between shots - turning to face the audience.
Continuity mistake: When Candie Chipmunk agrees to take one box of Skippy's Girl Scout cookies, her front door switches to the opposite side of the frame between shots.
Continuity mistake: After Slappy pulls the walnut soda can from Candie Chipmunk's trash receptacle, a lid appears on the receptacle between frames.
Continuity mistake: In the stable where Pinky and Brain are searching for the Kentucky Derby's winning horse, Phar Fignewton's name tag changes its appearance within a couple of shots. Initially the name is written together, but a few seconds later Phar and Fignewton are on separate lines.
Continuity mistake: As Captain Ahab swears vengeance on Moby Dick, two of the dinghy's oars vanish between shots.
Continuity mistake: When the Warners meet Queequeg, he's seen holding a harpoon with both hands, then only one, as soon as the shot changes.
Continuity mistake: When Captain Ahab broods to his crewmate over the elusive Moby Dick, the quarter door closes between frames, just as the Warners appear to antagonize him.
Continuity mistake: After getting burned by the volcano's lava, Buttons rides past a caveman with two sticks. When the shot changes, one of his sticks goes missing.
Continuity mistake: Before Mindy's parents leave her to go out hunting, Buttons stretches out in his stone doghouse and crosses his arms one way. But once the shot changes his arms are crossed differently.
Continuity mistake: When the Bride of Frankenstein dances between the pair of slabs in her laboratory, some of the operating tools on her trolley vanish and reappear as the shots alternate.
Chairman of the Bored - S1-E139
Continuity mistake: After Wakko's vacuum cleaner sucks up Sigourney Weaver's wig, its handle alternately rests on his left and right shoulders from one shot to the next.
Chairman of the Bored - S1-E139
Continuity mistake: At the Celebrity Gala, Marlon Brando and Tom Selleck are seated together at a booth. When Brando is about to eat a cantaloupe, the salmon overturns between shots.
Continuity mistake: When Marita approaches the ark with Flavio, an exotic pink bird rests on her right shoulder. Once the angle changes, the bird switches shoulders.
Continuity mistake: When Katie's parents disagree with her seeing C.B., Katie multiplies in size and explodes with rage, sending debris all over the parlor floor. C.B. covers his face with both wings, but in the next shot one wing is on the floor at his side.
Continuity mistake: When Hiskill and Eggbert greet Skippy at the theater entrance and expect to be granted access without tickets, the pair of red doors in the background change their designs in the shot where Slappy says, "Persistent little buggers, ain't they?"
Continuity mistake: When Slappy greets Hiskill and Eggbert at the theater ticket window, the ledger she's holding jumps from her back to front in a changing shot.
The Three Muska-Warners - S1-E170
Continuity mistake: When the King of France is frightened by the Viper's arrival at 11:30, the digits on the grandfather clock's face change over to Roman numerals upon closeup.
Spellbound - S1-E174
Continuity mistake: On their way through the Enchanted Forest in search of a red dragon's toenail clippings, Pinky and Brain reach a crossing where one sign reads Murky Mountain. In the following shot, that sign incorrectly reads Murry Mountain but soon changes back to Murky again.
Spellbound - S1-E174
Continuity mistake: In the opening sequence where Merlin browses through a book of magic tricks, his robe is knotted on opposite sides from one shot to the next (first right, then left).
Dot's Poetry Corner #4 - Ode to Jack - S1-E175
Continuity mistake: With each changing shot, Dot's microphone cord wraps itself around the stand differently.