pip broke. how to fix DistributionNotFound error?

Whenever i try to use pip I get an error. For exampple:

$ sudo pip install gevent-websocket

Traceback (most recent call last):  
File "/usr/local/bin/pip", line 5, in <module>
from pkg_resources import load_entry_point
File "/usr/lib/python2.7/dist-packages/pkg_resources.py", line 2675, in <module>
parse_requirements(__requires__), Environment()
File "/usr/lib/python2.7/dist-packages/pkg_resources.py", line 552, in resolve
raise DistributionNotFound(req)
pkg_resources.DistributionNotFound: pip==0.8.1

I feel tempted to change the value of into pip==0.8.2.. but I dont feel dealing with the consequences of "hacking" up my installation... I"m running python 2.7 and pip is at version 0.8.2.