diff --git a/CHANGELOG.md b/CHANGELOG.md
index dd6adaf0f5b..c3b5a32d225 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -45,6 +45,8 @@ Ansible Changes By Release
 * fixed ~ expansion for fileglob
 * can set ansible_ssh_user and ansible_ssh_pass in inventory variables
 * lookup plugin macros like $FILE and $ENV now work without returning arrays in variable definitions/playbooks
+* add_host module can set ports and other inventory variables
+* add_host module can add modules to multiple groups (groups=a,b,c), groups now alias for groupname
 
 1.0 "Eruption" -- Feb 1 2013
 
diff --git a/lib/ansible/runner/action_plugins/add_host.py b/lib/ansible/runner/action_plugins/add_host.py
index 9727b8d0f16..60f953483e2 100644
--- a/lib/ansible/runner/action_plugins/add_host.py
+++ b/lib/ansible/runner/action_plugins/add_host.py
@@ -60,7 +60,7 @@ class ActionModule(object):
         
         # Add any variables to the new_host
         for k in args.keys():
-            if k != 'hostname' and k != 'groupname':
+            if not k in [ 'hostname', 'groupname', 'groups' ]:
                 new_host.set_variable(k, args[k]) 
                 
         
@@ -68,17 +68,18 @@ class ActionModule(object):
         allgroup = inventory.get_group('all')
         allgroup.add_host(new_host)
         result['changed'] = True
-        
+       
+        groupnames = args.get('groupname', args.get('groups', '')) 
         # add it to the group if that was specified
-        if 'groupname' in args:
-            if not inventory.get_group(args['groupname']):
-                new_group = Group(args['groupname'])
-                inventory.add_group(new_group)
-                
-            ngobj = inventory.get_group(args['groupname'])
-            ngobj.add_host(new_host)
-            vv("created 'add_host' ActionModule: groupname=%s"%(args['groupname']))
-            result['new_group'] = args['groupname']
+        if groupnames != '':
+            for group_name in groupnames.split(","):
+                if not inventory.get_group(group_name):
+                    new_group = Group(group_name)
+                    inventory.add_group(new_group)
+                grp = inventory.get_group(group_name)
+                grp.add_host(new_host)
+            vv("added host to group via add_host module: %s" % group_name)
+            result['new_groups'] = groupnames.split(",")
             
         result['new_host'] = args['hostname']
         
diff --git a/library/add_host b/library/add_host
index 20d38252959..b7df0d8d0f3 100644
--- a/library/add_host
+++ b/library/add_host
@@ -13,14 +13,15 @@ options:
     description:
     - The hostname/ip of the host to add to the inventory
     required: true     
-  groupname:
+  groups:
+    aliases: [ 'groupname' ]
     description:
-    - The groupname to add the hostname to.
+    - The groups to add the hostname to, comma seperated.
     required: false
 author: Seth Vidal
 examples:
-  - description: add host to group 'just_created'
-    code: add_host hostname=${ip_from_ec2create} groupname=just_created
-  - description add a host with a non-standard port local to your machines
-    code: add_host hostname='${new_ip}:${new_port}' ansible_ssh_port='${new_port}' ansible_ssh_host='${new_ip}' groupname=cloud_hosts
-'''
\ No newline at end of file
+  - description: add host to group 'just_created' with variable foo=42
+    code: add_host hostname=${ip_from_ec2create} groups=just_created foo=42
+  - description: add a host with a non-standard port local to your machines
+    code: add_host hostname='${new_ip}:${new_port}' 
+'''