public static TrackStore GetTrackStore()
        {
            TrackStore result = new TrackStore();

            string[] artists = new string[] { "Bear Bearison", "Bearaello", "Berrero Rocher" };
            string[] titles  = new string[] { "My Way", "Your Way", "His Way", "Her Way" };

            Random rnd = new Random();

            foreach (string artist in artists)
            {
                result.AddRange(from string title in titles
                                let track = new MusicTrack
                {
                    Artist = artist,
                    Title  = titles[rnd.Next(0, artists.Length - 1)]
                }
                                select track);
            }
            return(result);
        }
 public void CustomCollectionWithList() => TrackStore.GetTrackStore().RemoveArtist("Bear Bearison");