The sun rises at the end of Rock-A-Bye Bivalve, yet it's three minutes past midnight.
When SpongeBob and Squidward think that Mr. Krabs is a robot they go to torture him. When a picture of the Krusty Krab is seen while a scuffle is heard, you can see the customers at the door like they were running towards it, meaning that the creators used a picture of the same episode of when the customers were running towards the door.