diff --git a/.gitignore b/.gitignore
index aef0b91f..588a20f5 100755
--- a/.gitignore
+++ b/.gitignore
@@ -101,3 +101,6 @@ ENV/
 
 # Rope project settings
 .ropeproject
+
+# Developer tests
+test.py
diff --git a/telethon/telegram_client.py b/telethon/telegram_client.py
index 729be4ef..812aa613 100644
--- a/telethon/telegram_client.py
+++ b/telethon/telegram_client.py
@@ -3,9 +3,7 @@ import re
 from datetime import datetime, timedelta
 from functools import lru_cache
 from mimetypes import guess_type
-
-from .tl.functions import channels
-from .tl.functions import messages
+from pprint import pprint
 
 try:
     import socks
@@ -34,6 +32,10 @@ from .tl.functions.messages import (
     GetDialogsRequest, GetHistoryRequest, ReadHistoryRequest, SendMediaRequest,
     SendMessageRequest, GetChatsRequest
 )
+
+from .tl.functions import channels
+from .tl.functions import messages
+
 from .tl.functions.users import (
     GetUsersRequest
 )
@@ -366,12 +368,12 @@ class TelegramClient(TelegramBareClient):
         :param entity: ID or Entity of the chat
         :param list message_ids: ID(s) or `Message` object(s) of the message(s) to delete
         :param revoke: Delete the message for everyone or just this client
-        :returns messages.AffectedMessages: Messages affected by deletion.
+        :returns .messages.AffectedMessages: Messages affected by deletion.
         """
 
         if not isinstance(message_ids, list):
             message_ids = [message_ids]
-        message_ids = [m.id if isinstance(m, Message) else m for m in message_ids]
+        message_ids = [m.id if isinstance(m, Message) else int(m) for m in message_ids]
 
         if entity is None:
             return self(messages.DeleteMessagesRequest(message_ids, revoke=revoke))
diff --git a/telethon_examples/interactive_telegram_client.py b/telethon_examples/interactive_telegram_client.py
index 754d0e8b..031a78cd 100644
--- a/telethon_examples/interactive_telegram_client.py
+++ b/telethon_examples/interactive_telegram_client.py
@@ -94,11 +94,11 @@ class InteractiveTelegramClient(TelegramClient):
         # Enter a while loop to chat as long as the user wants
         while True:
             # Retrieve the top dialogs
-            dialog_count = 10
+            dialog_count = 15
 
             # Entities represent the user, chat or channel
             # corresponding to the dialog on the same index
-            dialogs, entities = self.get_dialogs(dialog_count)
+            dialogs, entities = self.get_dialogs(limit=dialog_count)
 
             i = None
             while i is None:
@@ -141,6 +141,7 @@ class InteractiveTelegramClient(TelegramClient):
             print('  !h: prints the latest messages (message History).')
             print('  !up <path>: Uploads and sends the Photo from path.')
             print('  !uf <path>: Uploads and sends the File from path.')
+            print('  !d <msg-id>: Deletes a message by its id')
             print('  !dm <msg-id>: Downloads the given message Media (if any).')
             print('  !dp: Downloads the current dialog Profile picture.')
             print()
@@ -206,6 +207,13 @@ class InteractiveTelegramClient(TelegramClient):
                     # Slice the message to get the path
                     self.send_document(path=msg[len('!uf '):], entity=entity)
 
+                # Delete messages
+                elif msg.startswith('!d '):
+                    # Slice the message to get message ID
+                    deleted_msg = self.delete_messages(entity, msg[len('!d '):])
+                    print('Deleted. {}'.format(deleted_msg))
+
+
                 # Download media
                 elif msg.startswith('!dm '):
                     # Slice the message to get message ID