How many of us are there? Owners of Dodge based RV's?

Yes, your example is a bit less socially acceptable but apt in terms of real life.

However, if you arrange the people in a circle, the shoving energy will eventually reach all the way around the circuit and back to the source. So, your example has the potential of demonstrating direct current better.

Now, all we need to do is round up a bunch of people that don't like each other and film it.