Some time ago I bumped into an old mate in the street and said "Hello Fred!" He replied "Don't call me Fred, call me Lucky! That plane crash in Spain - I should have been on it, but got held up in traffic and missed the flight!"
A bit later I met him again and said "Hello, Lucky!" He replied "Don't call me Lucky, call me Lucky Lucky! That terrorist bomb in London - I was due to be on that spot but fell ill and couldn't make it!"
Some time later I saw him again but he was in a wheelchair, so I said (nervously) "Hello Lucky Lucky!" He answered "Don't call me Lucky Lucky, call me Lucky Lucky Lucky!". I said "What do you mean, Lucky X 3? You're in a wheelchair!" He replied "You recall the terrible storm last October? Well, I was on the bed, giving the girl friend a good seeing-to, when a lightning bolt struck the chimney-stack, it came through the ceiling and hit me in the lower back, now I'll probably not walk again."
So I said "What's thrice lucky about that?" He said "Well, if it had happened five minutes earlier, it would have smashed my head in....."