500: Something broke.
https://twitter.com/oauth/request_token?oauth_version=1.0&oauth_nonce=1d3c47d6eda5edeaa99483a1f90348cd&oauth_timestamp=1280646080&oauth_consumer_key=UxBoZEUTXv0O2GzwZepPA&oauth_signature_method=HMAC-SHA1&oauth_signature=dDjsiUfvUo4vdoZyu1flrhUPOYY%3D