dopplelopotropolis 

the city (and/or house, neighborhood, hangout, etc) where a group of dopplegangers and/or dopplelopogouses live and/or hang out

1.not so bright kid: hey lets go to sally's party

cool kid: naw man don't you know that her house is like a dopplelopotropolis

2. not so smart kid: (looks @ girl) man i'd hit that
cool kid: man that girls like the mayor of dopplelopotropolis.

dopplelopotropolis by mic June 14, 2004