A doctor vacationing on the Riviera met an old lawyer friend and asked him what he was doing there. The lawyer replied, ""Remember that lousy real estate I bought? Well, it caught fire, so here I am with the fire insurance proceeds. What are you doing here?"" The doctor replied, ""Remember that lousy real estate I had in Mississippi? Well, the river overflowed, and here I am with the flood insurance proceeds."" The lawyer looked puzzled. ""Gee,"" he asked, ""how do you start a flood?""