Arabs Jokes / Recent Jokes

I heard this joke from a friend two days ago. It is an ethnic joke,
but I am Sefardim myself and we don't take ourselves all that
seriously.
Moshe Kohn opens a Kosher restaurant in London and puts a notice in
the window "ARABS NOT WELCOME"; a couple of days later, a person of
obviously Arab origin walks in and requests a sandwich - so the
cashier quickly runs into Moshe's office asking what to do. Moshe
decides that he really doesn't want a scandal, so he orders "OK, give
him the sandwich, but charge him double - that should teach him."
No sooner said than done.
But the next day the same Arab is back again - this time for a full
lunch; Moshe decides "Charge him triple, he'll get the lesson this
time!" The Arab eats his lunch, pays without a quibble, praises the
food and even asks for a reservation for 10 of his friends for the
same evening. Moshe decides "OK, let him have the reservation, but more...