Perfect Ass, The: Brazil. A perfect ass makes a perfect girl. Take a look as we venture around the world to find the nicest, roundest, most bodacious asses on the planet. Our first stop is the beautiful country of Brazil, where the asses are plump and the girls are a plenty. For over two hours of bouncing bubble butts, watch these girls work their back-seats like a part-time job. These babes definitely got the curves that'll make you swerve..