diff --git a/gunicorn/http/__init__.py b/gunicorn/http/__init__.py
index 14e2939a..29a553f4 100644
--- a/gunicorn/http/__init__.py
+++ b/gunicorn/http/__init__.py
@@ -1,3 +1,3 @@
 
-from message import Message, Request, Response
-from parser import Parser, RequestParser, ResponseParser
\ No newline at end of file
+from message import Message, Request
+from parser import RequestParser
diff --git a/gunicorn/http/parser.py b/gunicorn/http/parser.py
index a5e31bc3..9eb93480 100644
--- a/gunicorn/http/parser.py
+++ b/gunicorn/http/parser.py
@@ -17,21 +17,22 @@ class Parser(object):
         return self
     
     def next(self):
-        if self.mesg.should_close():
+        # Stop if HTTP dictates a stop.
+        if self.mesg and self.mesg.should_close():
             raise StopIteration()
-        self.discard()
+        
+        # Discard any unread body of the previous message
+        if self.mesg:
+            data = self.mesg.body.read(8192)
+            while data:
+                data = mesg.body.read(8192)
+        
+        # Parse the next request
         self.mesg = self.mesg_class(self.unreader)
         if not self.mesg:
             raise StopIteration()
         return self.mesg
 
-    def discard(self):
-        if self.mesg is not None:
-            data = self.mesg.read(8192)
-            while data:
-                self.mesg.read(8192)
-        self.mesg = None
-
 class RequestParser(Parser):
     def __init__(self, *args, **kwargs):
         super(RequestParser, self).__init__(Request, *args, **kwargs)
diff --git a/gunicorn/workers/async.py b/gunicorn/workers/async.py
index ff944431..4c9658fc 100644
--- a/gunicorn/workers/async.py
+++ b/gunicorn/workers/async.py
@@ -7,18 +7,17 @@ import errno
 import socket
 import traceback
 
+import gunicorn.http as http
+import gunicorn.http.wsgi as wsgi
 import gunicorn.util as util
-import gunicorn.wsgi as wsgi
-from gunicorn.workers.base import Worker
-
-from simplehttp import RequestParser
+import gunicorn.workers.base as base
 
 ALREADY_HANDLED = object()
 
-class AsyncWorker(Worker):
+class AsyncWorker(base.Worker):
 
     def __init__(self, *args, **kwargs):
-        Worker.__init__(self, *args, **kwargs)
+        super(AsyncWorker, self).__init__(*args, **kwargs)
         self.worker_connections = self.cfg.worker_connections
     
     def timeout_ctx(self):
@@ -26,7 +25,7 @@ class AsyncWorker(Worker):
 
     def handle(self, client, addr):
         try:
-            parser = RequestParser(client)
+            parser = http.RequestParser(client)
             try:
                 while True:
                     req = None
diff --git a/gunicorn/workers/sync.py b/gunicorn/workers/sync.py
index 7380ae44..2f6d1fd1 100644
--- a/gunicorn/workers/sync.py
+++ b/gunicorn/workers/sync.py
@@ -10,7 +10,7 @@ import select
 import socket
 import traceback
 
-import gunicorn.http.parser as parser
+import gunicorn.http as http
 import gunicorn.http.wsgi as wsgi
 import gunicorn.util as util
 import gunicorn.workers.base as base
@@ -70,7 +70,7 @@ class SyncWorker(base.Worker):
         
     def handle(self, client, addr):
         try:
-            parser = parser.RequestParser(client)
+            parser = http.RequestParser(client)
             req = parser.next()
             self.handle_request(req, client, addr)
         except socket.error, e: