We've to admit Paris has got a lot of secrets confined to a few of its inhabitants. Though its population is not strictly french they get to develop common traits. Those things that form its character, what might annoy or impress...
That sentence would be my ice breaker but it broke more than ice in Russia. People cracked jokes, broke in laughter specially after I decided to add a new cliche: "...and my dog's name is Vodka by the way."
personally I always enjoy making some effort before eating. On the other hand, the waiters have enjoyed my puzzled look before they decided to explain to me how it works.