JDJ

I've heard many variations on this one but its topical ...

A driver is stuck in a traffic jam on the motorway in Germany. A man knocks on the window.
The driver rolls down his window and asks, "What's going on?"
The man tells him, "Terrorists have kidnapped three England fans for a 10 million euro ransom or they're going to douse them with petrol and set them on fire. We're going from car to car, taking up a collection."
The driver asks, "How much is everyone giving, on average?"
The man replies, "About two gallons..."