Spongebob Squarepants - That Truck Doesn't Have 18 Wheels!
When Spongebob is hitch-hiking on the side of the road,he grabs Squidward and says,"Truck! 18 wheels!" But when the truck comes by,the truck has more that 18 wheels. You may have to look at it a few times to notice it,or use the slow-motion feature on your dish network/direct tv remote.
the episode "Pizza Delivery"