diff --git a/bot/bot_app.py b/bot/bot_app.py
index 264c031..5806478 100644
--- a/bot/bot_app.py
+++ b/bot/bot_app.py
@@ -1,4 +1,5 @@
 import time
+import traceback
 import misskey
 from parsing import parse_notification
 from db_utils import get_or_create_user, add_pull, get_config, set_config
@@ -68,7 +69,7 @@ def stream_notifications():
             time.sleep(5)
 
         except Exception as e:
-            print(f"Error: {e}")
+            print(f"An exception has occured: {e}\n{traceback.format_exc()}")
             time.sleep(5)
 
 
diff --git a/bot/db_utils.py b/bot/db_utils.py
index aefe395..a143f4a 100644
--- a/bot/db_utils.py
+++ b/bot/db_utils.py
@@ -17,10 +17,10 @@ def get_or_create_user(username):
     conn.row_factory = sqlite3.Row
     cur = conn.cursor()
     cur.execute('SELECT id FROM users WHERE username = ?', (username,))
-    user = cur.fetchone()[0]
+    user = cur.fetchone()
     if user:
         conn.close()
-        return user
+        return user[0]
 
     # New user starts with has_rolled = False
     cur.execute(
diff --git a/bot/gacha_response.py b/bot/gacha_response.py
index 0e12a99..e703aff 100644
--- a/bot/gacha_response.py
+++ b/bot/gacha_response.py
@@ -18,6 +18,14 @@ def get_character():
 
     return chosen['id'], chosen['name'], chosen['file_id'], chosen['rarity']
 
+def is_float(val):
+    try:
+        float(val)
+        return True
+    except ValueError:
+        return False
+
+
 # TODO: See issue #3, separate command parsing from game logic.
 def gacha_response(command,full_user, arguments,note_obj):
     '''Parses a given command with arguments, processes the game state and
@@ -34,7 +42,7 @@ def gacha_response(command,full_user, arguments,note_obj):
 
         add_pull(user_id,character_id)
         stars = '⭐️' * rarity
-        return([f"@{full_user} 🎲 Congrats! You rolled **{character_name}** she's {stars} stars! She's all yours now~ 💖✨",[file_id]])
+        return([f"@{full_user} 🎲 Congrats! You rolled {stars} **{character_name}**\nShe's all yours now~ 💖✨",[file_id]])
 
     if command == "create":
         # Example call from bot logic
@@ -42,6 +50,15 @@ def gacha_response(command,full_user, arguments,note_obj):
         if not image_url:
             return "You need an image to create a character, dumbass."
 
+        if len(arguments) != 3:
+            return "Please specify the following attributes in order: name, rarity, drop weighting"
+
+        if not (arguments[1].isnumeric() and 1 <= int(arguments[1]) <= 5):
+            return f"Invalid rarity: '{arguments[1]}' must be a number between 1 and 5"
+
+        if not (is_float(arguments[2]) and 0.0 < float(arguments[2]) <= 1.0):
+            return f"Invalid drop weight: '{arguments[2]}' must be a decimal value between 0.0 and 1.0"
+
         character_id, file_id = add_character(
             name=arguments[0],
             rarity=int(arguments[1]),
diff --git a/bot/parsing.py b/bot/parsing.py
index a4895b8..e0cf652 100644
--- a/bot/parsing.py
+++ b/bot/parsing.py
@@ -1,4 +1,5 @@
 import random, re
+import config
 from gacha_response import gacha_response
 
 def parse_notification(notification,client):
@@ -31,15 +32,14 @@ def parse_notification(notification,client):
 
     note = note_text.strip().lower() if note_text else ""
 
-    # Will want to move bot name to a config file or find a way to derermine
-    # AP ID at runtime
-    waifumelon_variants = [
-        "@waifumelon",  # simple mention
-        "@waifumelon@mai.waifuism.life",  # fully qualified
+    # Check for both short and fully-qualified name mentions
+    username_variants = [
+        config.USER,
+        f'@{config.USER.split('@')[1]}'
     ]
 
     # Make sure the notification text explicitly mentions the bot
-    if not any(variant in note for variant in waifumelon_variants):
+    if not any(variant in note for variant in username_variants):
         return
 
     # Find command and arguments after the mention