Mini Kabibi Habibi

using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.SessionState;
using System.Xml.Linq;

public class FacebookWidget {
    const string SessionKey = "FacebookWidget1";
    const string FacebookXml = "~/App_Data/Facebook.xml";

    public static FacebookFeedItem LastFeedItem { 
        get { 
            if(Session[SessionKey] == null)
                Session[SessionKey] = LoadActualData();
            return (FacebookFeedItem)Session[SessionKey];
        } 
    }
    public static List<FacebookFeedItem> SelectLastFeedItemComments() {
        return LastFeedItem.Comments;
    }
    static FacebookFeedItem LoadActualData() {
        XDocument doc = XDocument.Load(HttpContext.Current.Server.MapPath(FacebookXml));
        var lastItem = doc.Root.Elements("item").Last();
        var commentList = new List<FacebookFeedItem>();
        foreach(var comment in lastItem.Element("comments").Elements("item"))
            commentList.Add(new FacebookFeedItem() {
                Author = comment.Attribute("author").Value,
                Description = comment.Value,
                Time = comment.Attribute("time").Value,
                ImageKey = comment.Attribute("authorImage").Value
            });
        return new FacebookFeedItem() {
            Author = lastItem.Attribute("author").Value,
            Description = lastItem.Element("description").Value,
            Time = lastItem.Attribute("time").Value,
            LikesCount = int.Parse(lastItem.Attribute("likes").Value),
            ImageKey = lastItem.Attribute("authorImage").Value,
            Comments = commentList
        };
    }

    static HttpSessionState Session { get { return HttpContext.Current.Session; } }
}

public class FacebookFeedItem {
    public FacebookFeedItem() {
        Comments = new List<FacebookFeedItem>();
    }
    public string Author { get; set; }
    public string Description { get; set; }
    public string Time { get; set; }
    public int LikesCount { get; set; }
    public string ImageKey { get; set; }
    public List<FacebookFeedItem> Comments { get; set; }
}