diff --git a/src/app/tabs/run-tab.js b/src/app/tabs/run-tab.js
index 474b872116..6aeb3ec864 100644
--- a/src/app/tabs/run-tab.js
+++ b/src/app/tabs/run-tab.js
@@ -93,7 +93,14 @@ function runTab (opts, localRegistry) {
   executionContext.event.register('contextChanged', recorder.clearAll.bind(recorder))
   self.event.register('clearInstance', recorder.clearAll.bind(recorder))
 
-  var recorderInterface = new RecorderUI(recorder, self)
+  var recorderInterface = new RecorderUI(recorder, self._deps.logCallback)
+
+  recorderInterface.event.register('newScenario', (abi, address, contractName) => {
+    var noInstancesText = this._view.noInstancesText
+    if (noInstancesText.parentNode) { noInstancesText.parentNode.removeChild(noInstancesText) }
+    this._view.instanceContainer.appendChild(this._deps.udappUI.renderInstanceFromABI(abi, address, contractName))
+  })
+
   recorderInterface.render()
 
   self._view.collapsedView = yo`
diff --git a/src/app/tabs/runTab/recorder.js b/src/app/tabs/runTab/recorder.js
index c14f221efc..4621189388 100644
--- a/src/app/tabs/runTab/recorder.js
+++ b/src/app/tabs/runTab/recorder.js
@@ -1,4 +1,6 @@
 var yo = require('yo-yo')
+var remixLib = require('remix-lib')
+var EventManager = remixLib.EventManager
 var csjs = require('csjs-inject')
 var css = require('../styles/run-tab-styles')
 
@@ -8,10 +10,10 @@ var confirmDialog = require('../../execution/confirmDialog')
 
 class RecorderUI {
 
-  constructor (recorder, parentSelf) {
+  constructor (recorder, logCallBack) {
     this.recorder = recorder
-    this.parentSelf = parentSelf
-    this.logCallBack = this.parentSelf._deps.logCallback
+    this.logCallBack = logCallBack
+    this.event = new EventManager()
   }
 
   render () {
@@ -67,10 +69,7 @@ class RecorderUI {
         return modalDialogCustom.alert(error)
       }
 
-      var noInstancesText = this.parentSelf._view.noInstancesText
-      if (noInstancesText.parentNode) { noInstancesText.parentNode.removeChild(noInstancesText) }
-
-      this.parentSelf._view.instanceContainer.appendChild(this.parentSelf._deps.udappUI.renderInstanceFromABI(abi, address, contractName))
+      this.event.trigger('newScenario', [abi, address, contractName])
     })
   }