diff --git a/changes.txt b/changes.txt
index 5292305..b42e8c0 100644
--- a/changes.txt
+++ b/changes.txt
@@ -1,9 +1,12 @@
-0.2.15:
+0.2.16
+ * All the getTopTags and getTopTagsWithCounts return an empty sequence if failed instead of None.
+
+0.2.15
  * API Breakage, changed the design of Asynchronizer.async_call.
  * Added: Artist.getTopTagsWithCounts, Track.getTopTagsWithCounts and User.getTopTagsWithCounts.
  * Added: Artist.getTopFansWithWeights, Track.getTopFansWithWeights.
  
-0.2.14:
+0.2.14
  * Changed the version numbering system.
  * Fixed Authentication and MD5 with non-ASCII characters (issue #7)
  * Created UserPlaylist class.
@@ -12,7 +15,7 @@
  * User.fetchPlaylist is now deprecated.
  * Created UserPlaylistCreator class.
 
-0.2b13:
+0.2b13
  * fixed: User.get_friends limit parameter (issue #5)
  * changed: using hashlib module instead of deprecated md5 module.
 
diff --git a/pylast.py b/pylast.py
index 82d28d4..e921e06 100644
--- a/pylast.py
+++ b/pylast.py
@@ -21,7 +21,7 @@
 # http://code.google.com/p/pylast/
 
 __name__ = 'pyLast'
-__version__ = '0.2.15'
+__version__ = '0.2.16'
 __doc__ = 'A Python interface to the Last.fm API.'
 __author__ = 'Amr Hassan'
 __email__ = 'amr.hassan@gmail.com'
@@ -930,7 +930,7 @@ class Track(BaseObject, Cacheable, Taggable):
 		pairs = self.getTopTagsWithCounts(limit)
 		
 		if not pairs:
-			return None
+			return []
 		
 		list = []
 		for pair in pairs:
@@ -945,7 +945,7 @@ class Track(BaseObject, Cacheable, Taggable):
 		doc = Request(self, 'track.getTopTags', self.api_key, params).execute()
 		
 		if not doc:
-			return None
+			return []
 		
 		list = []
 		elements = doc.getElementsByTagName('tag')
@@ -1209,7 +1209,7 @@ class Artist(BaseObject, Cacheable, Taggable):
 		pairs = self.getTopTagsWithCounts(limit)
 		
 		if not pairs:
-			return None
+			return []
 		
 		list = []
 		for pair in pairs:
@@ -1224,7 +1224,7 @@ class Artist(BaseObject, Cacheable, Taggable):
 		doc = Request(self, 'artist.getTopTags', self.api_key, params).execute()
 		
 		if not doc:
-			return None
+			return []
 		
 		elements = doc.getElementsByTagName('tag')
 		list = []
@@ -2607,7 +2607,7 @@ class User(BaseObject, Cacheable):
 		
 		pairs = self.getTopTagsWithCounts(limit)
 		if not pairs:
-			return None
+			return []
 		
 		list = []
 		for pair in pairs:
@@ -2627,7 +2627,7 @@ class User(BaseObject, Cacheable):
 		doc = Request(self, 'user.getTopTags', self.api_key, params).execute()
 		
 		if not doc:
-			return None
+			return []
 		
 		list = []
 		elements = doc.getElementsByTagName('tag')