public static class Program
{
    private static readonly string[] Arrays = new[]
    {
        "jerry",
        "Kate",
        "Steve",
        "Mark",
        "Joe"
    };

    public static void Main(string[] args)
    {
        PrintArray(Arrays);
        FisherYatesShuffle(Arrays);
        PrintArray(Arrays);

        Console.ReadKey();
    }

    private static void PrintArray<T>(IEnumerable<T> array)
    {
        var foo = string.Join(", ", array);
        Console.WriteLine(foo);
    }

    private static void FisherYatesShuffle<T>(T[] array)
    {
        for (var i = array.Length - 1; i > -1; i--)
        {
            var j = new Random().Next(0, i);
            Swap(ref array[i], ref array[j]);
        }
    }

    private static void Swap<T>(ref T first, ref T second)
    {
        var temp = first;
        first = second;
        second = temp;
    }
}