Welcome to the Chum Bucket / Frankendoodle - S3-E2
Character mistake: In 'Welcome to the Chum Bucket', Spongebob said he likes the grill facing the wall to the right. Plankton pushes it so that it is facing the wrong wall, the wall on the left.
The Snowball Effect / One Krabs Trash - S3-E3
Character mistake: When Mr. Krabs sees the headstone, it says SmittyWerbenManJensen and not SmittyWerbenYaegerManJensen.
The Snowball Effect / One Krabs Trash - S3-E3
Character mistake: In the beginning of "One Krabs Trash" Spongebob only has one bill in his hand, a 5 dollar bill. When he goes to his house and comes back, he says he found 68 cents. Therefore, he has 5 dollars and 68 cents. However, he has two dollar bills and a few pennies in his hand, which cannot be made into $5.68.
Chocolate With Nuts / Mermaid Man And Barnacle Boy V - S3-E11
Character mistake: Chocolate With Nuts: When Spongebob and Patrick go to the first house, Spongebob tells the man, "Good afternoon, sir." When they go to the second house, he says, "Good morning, sir." (00:02:52)
