diff --git a/Colab_demo.ipynb b/Colab_demo.ipynb
index 6a98a5b..7d44961 100644
--- a/Colab_demo.ipynb
+++ b/Colab_demo.ipynb
@@ -5,7 +5,6 @@
     "colab": {
       "name": "Untitled0.ipynb",
       "provenance": [],
-      "authorship_tag": "ABX9TyPG71aIuYa9eAOjSiylJvyG",
       "include_colab_link": true
     },
     "kernelspec": {
@@ -92,6 +91,27 @@
         "Our demo.mp4 is 24FPS. So 4X and run it under 60FPS will provide a slomo effect. You can adjust the parameters for your own perference."
       ]
     },
+    {
+      "cell_type": "code",
+      "metadata": {
+        "id": "Qzp53hpF5ynz"
+      },
+      "source": [
+        "!nvidia-smi\n",
+        "!python3 inference_mp4_4x_parallel.py --video demo.mp4 --fps=60 --skip"
+      ],
+      "execution_count": null,
+      "outputs": []
+    },
+    {
+      "cell_type": "markdown",
+      "metadata": {
+        "id": "KjqnCQ_-53I7"
+      },
+      "source": [
+        "Try our 4 road parallel to process your video, expect 2x speedup! (Do not support montage mode)"
+      ]
+    },
     {
       "cell_type": "code",
       "metadata": {
@@ -106,4 +126,4 @@
       "outputs": []
     }
   ]
-}
+}
\ No newline at end of file