Bubblestand / Ripped Pants - S1-E1
Continuity mistake: Bubblestand: When SpongeBob comes out of his house at the beginning, he leaves his front door open. Later on, when Patrick's rock opens up, the front door to SpongeBob's house is completely missing. Then, when SpongeBob hands Patrick the bubble wand, the door is back, and it is now closed. Finally, when SpongeBob and Patrick walk into the house later on, the door is open again. (00:02:30)
Bubblestand / Ripped Pants - S1-E1
Character mistake: Ripped Pants: During the opening credits, Paul Tibbitt's name is misspelled as "Paul Tibibitt" (it is spelled correctly the second time it is shown), and Mark O'Hare's name is misspelled as "Mark O'hare." (00:11:54)
Bubblestand / Ripped Pants - S1-E1
Continuity mistake: In "Bubblestand" after Squidward blows the huge bubble, he tells Spongebob and Patrick that the ability to blow bubbles is in his genes. If you look at the position of the bubblestand sign, the sign is facing the direction Squidward is talking. The sign had always been facing the street, which means that Squidward was actually talking towards the street, when Spongebob and Patrick are actually to his right.
Bubblestand / Ripped Pants - S1-E1
Continuity mistake: When Spongebob first shows Patrick the technique for bubble-blowing, there are two red corals in the background - one on his right and one on his left. Later, when he shows Squidward the technique, the red coral on the left side of the screen disappears.
Bubblestand / Ripped Pants - S1-E1
Continuity mistake: In the scene where Squidward complains to Spongebob about the construction noise from his stand, Squidward's porthole in the background is black, but from the interior there is a light on (Note: this also happens in every other shot of his house.
Bubblestand / Ripped Pants - S1-E1
Continuity mistake: SpongeBob takes off his ripped pants, and throws them on the ground. His shirt sleeves are perfectly intact. Next, Sandy and Larry are shown playing volleyball. When SpongeBob is shown again, his pants are still gone, and so are his shirt sleeves.
Bubblestand / Ripped Pants - S1-E1
Revealing mistake: In "Ripped Pants", Spongebob plays the guitar and chord changes are heard, but his fingers on the neck of the guitar do not move.
Bubblestand / Ripped Pants - S1-E1
Continuity mistake: In "Ripped Pants", we see 3 other people at the square lifting weights besides Sandy. When Sandy lifts her weights, the crowd cheers, and we get a wide shot of the square, we see that the 3 thugs are gone.