diff --git a/web/app/assets/javascripts/session.js b/web/app/assets/javascripts/session.js
index bec4c565f..db44a05fa 100644
--- a/web/app/assets/javascripts/session.js
+++ b/web/app/assets/javascripts/session.js
@@ -962,8 +962,11 @@
 
           var recordedBackingTracks = sessionModel.recordedBackingTracks();
           var backingTracks = sessionModel.backingTracks();
+          var recordedJamTracks = sessionModel.recordedJamTracks();
+          var jamTracks = sessionModel.jamTracks();
 
-          logger.debug("localMediaMixers", localMediaMixers)
+          //logger.debug("localMediaMixers", localMediaMixers)
+          //logger.debug("peerMediaMixers", peerLocalMediaMixers)
 
           // with mixer info, we use these to decide what kind of tracks are open in the backend
 
@@ -998,29 +1001,57 @@
                 // additional check; if we can match an id in backing tracks or recorded backing track,
                 // we need to remove it from the recorded track set, but move it to the backing track set
 
-                var isBackingTrack = false
-                if(recordedBackingTracks) {
-                  context._.each(recordedBackingTracks, function (recordedBackingTrack) {
-                    if (mixer.id == 'L' + recordedBackingTrack.client_track_id) {
-                      isBackingTrack = true;
-                      return false; // break
-                    }
-                  })
-                }
-                if(backingTracks) {
-                  context._.each(backingTracks, function (backingTrack) {
-                    if (mixer.id == 'L' + backingTrack.client_track_id) {
-                      isBackingTrack = true;
+                var isJamTrack = false;
+
+                if(jamTracks) {
+                  // check if the ID matches that of an open jam track
+                  context._.each(jamTracks, function (jamTrack) {
+                    if (mixer.id == jamTrack.id) {
+                      isJamTrack = true;
                       return false; // break
                     }
                   })
                 }
 
-                if(isBackingTrack) {
-                  backingTrackMixers.push(mixer)
+                if(!isJamTrack && recordedJamTracks) {
+                  // then check if the ID matches that of a open, recorded jam track
+                  context._.each(recordedJamTracks, function (recordedJamTrack) {
+                    if (mixer.id == recordedJamTrack.id) {
+                      isJamTrack = true;
+                      return false; // break
+                    }
+                  })
+                }
+
+                if(isJamTrack) {
+                  jamTrackMixers.push(mixer)
                 }
                 else {
-                  recordingTrackMixers.push(mixer);
+                  var isBackingTrack = false
+                  if (recordedBackingTracks) {
+                    context._.each(recordedBackingTracks, function (recordedBackingTrack) {
+                      if (mixer.id == 'L' + recordedBackingTrack.client_track_id) {
+                        isBackingTrack = true;
+                        return false; // break
+                      }
+                    })
+                  }
+                  if (backingTracks) {
+                    context._.each(backingTracks, function (backingTrack) {
+                      if (mixer.id == 'L' + backingTrack.client_track_id) {
+                        isBackingTrack = true;
+                        return false; // break
+                      }
+                    })
+                  }
+
+                  if (isBackingTrack) {
+                    backingTrackMixers.push(mixer)
+                  }
+                  else {
+                    // couldn't resolve this as a JamTrack or Backing track, must be a normal recorded file
+                    recordingTrackMixers.push(mixer);
+                  }
                 }
               } else if(mediaType == 'PeerMediaTrack' || mediaType == 'BackingTrack') {
                 // BackingTrack