diff --git a/src/Logic/SubtitleFormats/SubtitleFormat.cs b/src/Logic/SubtitleFormats/SubtitleFormat.cs
index 0256a949c..53829882b 100644
--- a/src/Logic/SubtitleFormats/SubtitleFormat.cs
+++ b/src/Logic/SubtitleFormats/SubtitleFormat.cs
@@ -68,6 +68,7 @@ namespace Nikse.SubtitleEdit.Logic.SubtitleFormats
                     new UnknownSubtitle5(),
                     new UnknownSubtitle6(),
                     new UnknownSubtitle7(),
+                    new UnknownSubtitle8(),
                     new UTSubtitleXml(),
                     new YouTubeAnnotations(),
                     new YouTubeSbv(),
diff --git a/src/Logic/SubtitleFormats/UnknownSubtitle8.cs b/src/Logic/SubtitleFormats/UnknownSubtitle8.cs
new file mode 100644
index 000000000..919291223
--- /dev/null
+++ b/src/Logic/SubtitleFormats/UnknownSubtitle8.cs
@@ -0,0 +1,119 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+using System.Text.RegularExpressions;
+
+namespace Nikse.SubtitleEdit.Logic.SubtitleFormats
+{
+    public class UnknownSubtitle8 : SubtitleFormat
+    {
+        //00:04:04.219
+        //The city council of long beach
+
+        readonly Regex _regexTimeCodes = new Regex(@"^\d\d:\d\d:\d\d.\d\d\d$", RegexOptions.Compiled);
+
+        public override string Extension
+        {
+            get { return ".txt"; }
+        }
+
+        public override string Name
+        {
+            get { return "Unknown8"; }
+        }
+
+        public override bool HasLineNumber
+        {
+            get { return false; }
+        }
+
+        public override bool IsTimeBased
+        {
+            get { return true; }
+        }
+
+        public override bool IsMine(List<string> lines, string fileName)
+        {
+            var subtitle = new Subtitle();
+            LoadSubtitle(subtitle, lines, fileName);
+            return subtitle.Paragraphs.Count > _errorCount;
+        }
+
+        public override string ToText(Subtitle subtitle, string title)
+        {
+            const string paragraphWriteFormat = "{0}\r\n{1}\r\n";
+
+            var sb = new StringBuilder();
+            foreach (Paragraph p in subtitle.Paragraphs)
+            {
+                sb.Append(string.Format(paragraphWriteFormat, p.StartTime.ToString().Replace(",","."), p.Text));
+            }
+            return sb.ToString().Trim();
+        }
+
+        public override void LoadSubtitle(Subtitle subtitle, List<string> lines, string fileName)
+        {
+            Paragraph paragraph = new Paragraph();
+            _errorCount = 0;
+            subtitle.Paragraphs.Clear();
+            for (int i = 0; i < lines.Count; i++)
+            {
+                string line = lines[i].TrimEnd();
+                string next = string.Empty;
+                if (i + 1 < lines.Count)
+                    next = lines[i + 1];
+
+                if (line.Contains(":") && !next.Contains(":") && _regexTimeCodes.IsMatch(line) && !_regexTimeCodes.IsMatch(next))
+                {
+                    paragraph = new Paragraph();
+                    if (TryReadTimeCodesLine(line, paragraph))
+                    {
+                        paragraph.Text = next;
+                        if (paragraph.Text.Trim().Length > 0)
+                            subtitle.Paragraphs.Add(paragraph);
+                    }
+                    else if (line.Trim().Length > 0)
+                    {
+                        _errorCount++;
+                    }
+                }
+            }
+
+            foreach (Paragraph p in subtitle.Paragraphs)
+                p.Text = p.Text.Replace(Environment.NewLine + Environment.NewLine, Environment.NewLine);
+
+            int index = 0;
+            foreach (Paragraph p in subtitle.Paragraphs)
+            {
+                index++;
+                Paragraph nextParagraph = subtitle.GetParagraphOrDefault(index);
+                if (nextParagraph != null)
+                    p.EndTime.TotalMilliseconds = nextParagraph.StartTime.TotalMilliseconds + 1;
+                else
+                    p.EndTime.TotalMilliseconds = p.StartTime.TotalMilliseconds + 2500;
+                p.Text = p.Text.Replace(Environment.NewLine + Environment.NewLine, Environment.NewLine);
+            }
+
+            subtitle.Renumber(1);
+        }
+
+        private bool TryReadTimeCodesLine(string line, Paragraph paragraph)
+        {
+            string[] parts = line.Split(':', '.');
+            try
+            {
+                int startHours = int.Parse(parts[0]);
+                int startMinutes = int.Parse(parts[1]);
+                int startSeconds = int.Parse(parts[2]);
+                int startMilliseconds = int.Parse(parts[3]);
+                paragraph.StartTime = new TimeCode(startHours, startMinutes, startSeconds, startMilliseconds);
+                return true;
+            }
+            catch
+            {
+                return false;
+            }
+        }
+    }
+}
+
diff --git a/src/SubtitleEdit.csproj b/src/SubtitleEdit.csproj
index e1874e48d..a6b449ebb 100644
--- a/src/SubtitleEdit.csproj
+++ b/src/SubtitleEdit.csproj
@@ -597,6 +597,7 @@
     <Compile Include="Logic\SubtitleFormats\UnknownSubtitle6.cs" />
     <Compile Include="Logic\SubtitleFormats\UnknownSubtitle7.cs" />
     <Compile Include="Logic\SubtitleFormats\DigiBeta.cs" />
+    <Compile Include="Logic\SubtitleFormats\UnknownSubtitle8.cs" />
     <Compile Include="Logic\SubtitleFormats\UTSubtitleXml.cs" />
     <Compile Include="Logic\SubtitleFormats\Wsb.cs" />
     <Compile Include="Logic\SubtitleFormats\YouTubeAnnotations.cs" />