Black tarmac road surface suggests to red tarmac road surface that next time one of the other road surfaces tries to oppress him in a physical manner then he should call their bluff and ask if they would like to step outside to settle their differences.
Before red tarmac road surface can reply, in comes concrete road surface who has a hard-surface reputation. He approaches their table and says aggressively to red tarmac road surface "Oi you, buy us a pint NOW". Red tarmac road surface, considering what black tarmac road surface has just said to him, pauses, and says quietly "No, I think you should buy your own drink".
This enrages concrete road surface so much that he invites red tarmac road surface outside saying that if he won't buy a round then he is going to teach him a lesson. To his surprise, red tarmac road surface agrees to this and to the evident delight of black tarmac road surface, they both troop outside. 30 seconds later, red tarmac road surface staggers back through the front door of the pub, slightly cut and bruised, but he punches the air triumphantly and shouts "I bloody 'ad 'im" to black tarmac road surface. They then start to celebrate red tarmac road surfaces victory by drinking heavily.
Several days later, black tarmac road surface and red tarmac road surface are sat in the same pub, mulling over red tarmac road surface's famous victory. As they do so, concrete road surface walks in with his mate green tarmac road surface. They approach the bar, having seen the two other road surfaces sat in the corner.
Black tarmac road surface looks over at red tarmac road surface, only to see his friend shaking with fear under the table. He looks down and says "Whats up with you, you 'ad 'im the other night!"
"Yeah I know", says red tarmac road surface, "but look who's with him. That's green tarmac road surface. He's a bloody cycle path.