Conrad Murray -- A Quarter for Your Thoughts ...

3/20/2011 9:45 AM PDT
Kind of ironic ... Dr. Conrad Murray shows up on the streets of New York City on the same weekend Janet Jackson is playing Radio City Music Hall.

Our photog spotted him out Saturday afternoon and helped him make sense of a parking meter -- 'cause, you know ... checking on things after being gone for a while -- never a good idea, Doc.