using System;

using System.Linq;

public class Program

{

    public static void Main()

    {

        var neatList = Enumerable.Range(1, 100).Select(

            o => new ComplexObject

            {

                Name = $"I am complex object {o}. ;)"

            }

        );

        var dirtyList = neatList.OrderBy(_ => Guid.NewGuid());

        Console.WriteLine("First in 'neatList': {0}", neatList.First().Name);

        Console.WriteLine("First in 'dirtyList': {0}", dirtyList.First().Name);

    }

    public class ComplexObject

    {

        public string Name { get; set; }

    }

}