Joslyn James: How I Got into Tiger's Bedroom

3/29/2010 1:40 AM PDT
Even though Tiger Woods' bedroom apparently had a revolving door, you still needed a key to get in ... and TMZ has learned an alleged mistress is about to show off one of those alleged keys on her website.

Sources say Joslyn James claims to have a room key Tiger left for her at the front desk of a hotel in Chicago -- where he was playing in the 2009 BMW Championship ... which he won.

We're told the room key will be posted today on

Is this just getting plain weird?