diff --git a/README.md b/README.md
index 5fdc622f..67dfd67f 100644
--- a/README.md
+++ b/README.md
@@ -1,3 +1,4 @@
+[![Review Assignment Due Date](https://classroom.github.com/assets/deadline-readme-button-22041afd0340ce965d47ae6ef1cefeee28c7c493a6346c4f15d667ab976d596c.svg)](https://classroom.github.com/a/a8ELiITv)
 # JavaFX Chat App 💬
 
 A JavaFX-based chat client using [ntfy](https://docs.ntfy.sh/) for backend messaging.
diff --git a/src/main/java/com/example/HelloModel.java b/src/main/java/com/example/HelloModel.java
index 385cfd10..adde01ce 100644
--- a/src/main/java/com/example/HelloModel.java
+++ b/src/main/java/com/example/HelloModel.java
@@ -10,6 +10,6 @@ public class HelloModel {
     public String getGreeting() {
         String javaVersion = System.getProperty("java.version");
         String javafxVersion = System.getProperty("javafx.version");
-        return "Hello, JavaFX " + javafxVersion + ", running on Java " + javaVersion + ".";
+        return "Hello, JavaFX " + javafxVersion + ", running on Java " + javaVersion + ". Wow!";
     }
 }
diff --git a/src/test/java/com/example/HelloModelTest.java b/src/test/java/com/example/HelloModelTest.java
new file mode 100644
index 00000000..535aae95
--- /dev/null
+++ b/src/test/java/com/example/HelloModelTest.java
@@ -0,0 +1,13 @@
+package com.example;
+
+import org.assertj.core.api.Assertions;
+import org.junit.jupiter.api.Test;
+
+import static org.junit.jupiter.api.Assertions.*;
+
+class HelloModelTest {
+    @Test
+    public void fail() {
+        Assertions.fail();
+    }
+}
\ No newline at end of file