On the drive home from work, I saw a Honda Civic with the following on a bumper sticker:
Think about honking
if you [heart] conceptual art
I think in terms of flair which defines my neighborhood (Uptown), that may well take the top spot. It knocks off the previous favorite, which I saw briefly after moving here, which was on an old VW bus and said something to the effect of:
Zero to sixty
in about twelve and a half minutes