Save The Tree / New Teacher - S2-E1
Audio problem: Save the Tree: At the end, when Bob says, "Yeah, I'll just build my beeper emporium in that vacant lot down on Vine Street," his mouth doesn't move until the word "build." Arnold's mouth also doesn't move when he says, "Huh?" (00:11:27)
Save The Tree / New Teacher - S2-E1
Audio problem: New Teacher: When Helga gives directions to the kids to prank Mr. Simmons, she says, "Everyone know the drill?" and they all put their hands in. Arnold can be heard saying, "Alright," but he was never present in the scene. (00:13:47)
Audio problem: Ms Perfect: When Lila says, "Whatever you do, don't smell that cow," the boys are heard laughing, but only Stinky is shown laughing. (00:15:14)
Answer: The show is based in present day times. Plus most cars aren't old fashtioned, I recall seeing a limo and not to mention a cherry picker, etc.