Hiding the hard work in a magic number:
(1..100).map {|i| srand(1781773465) if (i%15)==1; [i, "Fizz", "Buzz", "FizzBuzz"][rand(4)]}
Walls dripping blood, shower curtain complete with silhouette, even a plan for towels embroidered "Bates Motel".
First time I've ever heard of an established author doing something like this.