Love and Cheese / Weighing Harold - S4-E7
Other mistake: Love and Cheese: When Arnold accidentally kisses Gerald's hand on the bus, his left foot is missing. (00:02:00)
Love and Cheese / Weighing Harold - S4-E7
Other mistake: Love and Cheese: When Arnold and Lila grab each other's arms on the boat, part of Arnold's left arm becomes invisible. (00:10:18)
Love and Cheese / Weighing Harold - S4-E7
Other mistake: Love and Cheese: At the end, when Arnold says to Lila that he will walk her home, they both start walking to the right, then Lila vanishes while on screen. She never leaves the frame. (00:11:42)
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.