title: How to stream an MP3 from an ASP.NET MVC Controller Action
body: <p>I have an mp3 file in my site. I want to output it as a view.
  In my controller I have:</p>
  
  <pre><code>public ActionResult Stream()
  {
          string file = 'test.mp3';
          this.Response.AddHeader("Content-Disposition", "test.mp3");
          this.Response.ContentType = "audio/mpeg";
  
          return View();
  }
  </code></pre>
  
  <p>But how do I return the mp3 file?</p>