diff --git a/chat_commands/chat_commands.gsc b/chat_commands/chat_commands.gsc
index 15e8643..3c1fac4 100644
--- a/chat_commands/chat_commands.gsc
+++ b/chat_commands/chat_commands.gsc
@@ -270,6 +270,11 @@ ChatListener()
 
 TellPlayer(messages, waitTime, isCommand)
 {
+    if (!IsDefined(waitTime))
+    {
+        waitTime = 1;
+    }
+    
     for (i = 0; i < messages.size; i++)
     {
         message = messages[i];
@@ -288,6 +293,19 @@ TellPlayer(messages, waitTime, isCommand)
     }
 }
 
+TellAllPlayers(messages, waitTime)
+{
+    if (!IsDefined(waitTime))
+    {
+        waitTime = 1;
+    }
+
+    foreach (player in level.players)
+    {
+        player TellPlayer(messages, waitTime, false);
+    }
+}
+
 
 
 /* Player section */
@@ -361,6 +379,11 @@ DvarDoesNotExistError(dvarName)
     return array("The dvar " + dvarName + " doesn't exist");
 }
 
+InvalidRoundError(roundNumber)
+{
+    return array(roundNumber + " is not a valid round number");
+}
+
 
 
 /* Utils section */