Yeah, the "best dressed" and "ghost" achievements can currently complete each other. I'll include it in the next update, doesn't seem worth a new version on its own.
Very nice, but next time you name a game by searching for 'thief' in the thesaurus, pick a word that doesn't involve stealing by way of talking someone out of their possessions.
Just for fun, I did nothing and waited to see how long those lunatics would last left to their own devices. The first one died at 45 MPH, the seventh at 104 MPH, and the last committed suicide at 200 MPH exactly.
Yeah, the "best dressed" and "ghost" achievements can currently complete each other. I'll include it in the next update, doesn't seem worth a new version on its own.