I had to do this recently because of a now-ex-friend. He crashed an Omakase dinner six courses in, loudly demanded a menu and when he was refused tried to orde

I had to do this recently because of a now-ex-friend. He crashed an Omakase dinner six courses in, loudly demanded a menu and when he was refused tried to order a beer. The wait staff managed to get rid of him. As a party we tipped 100% and stopped returning his calls.