What an absolute w4nker...
It doesn't matter how poor your kebab was. Walk away. Jesus, is this how a real man acts?
In fact, correct me if I'm wrong, but under the 'stand your ground' law in the States they would have been entitled to skewer the fat drunken f**king pig since he advanced on them multiple times, ignoring their repeated requests to "get out" and clearly intended to (at least attempt) to cause them serious harm...