diff --git a/index.html b/index.html
index 32742cb..b61a3a9 100644
--- a/index.html
+++ b/index.html
@@ -55,6 +55,10 @@
         <img id="image-collegue-animee" style="z-index:1; position: absolute;
   top: 20px; left:35%">
 
+        <!-- RickRoll-->
+        <video controls id="never" style="z-index:1; position: absolute; left:0%; top: 0%;" hidden>
+        </video>
+        <button id="close_rick" type="button" style="z-index: 2; position: absolute; left:0%; top: 0%;" hidden>X</button>
     </div>
 
 
diff --git a/js/main.js b/js/main.js
index 85b78d7..e6c6015 100644
--- a/js/main.js
+++ b/js/main.js
@@ -289,12 +289,40 @@ function augmenterScorePassivement(){
     }, 1000)    
 }
 
+var i=0
 function leBoostDuProf(){
+    if (i === 0){
+        rickRoll()
+        i+=1
+    }else{
     score += 1000000000
     majAffichageScore()
+    }
 }
 
 
+let rickroll = document.getElementById("never")
+let close_roll = document.getElementById("close_rick")
+function rickRoll(){
+    // affichage de la video
+    rickroll.setAttribute("src","./img/never_gonna_give_you_up.mp4")
+    rickroll.setAttribute("type","video/mp4")
+    rickroll.removeAttribute("hidden")
+    rickroll.autoplay=true
+    
+    // affichage du bouton de fermeture
+    close_roll.removeAttribute("hidden")
+    close_roll.addEventListener("click",function(){
+        rickroll.hidden=true
+        rickroll.pause();
+
+        close_roll.hidden=true
+
+    })
+
+
+}
+
 // fonction qui va creer plein d'elements confetti
 function genererConfetti() {