Battleship Beauties' Style BattleFrom London to L.A., Rihanna and Brooklyn Decker are competing for best dressed at their film's premieres

  • SYDNEY PREMIERE photo | Brooklyn Decker, Rihanna

Credit: Don Arnold/WireImage (2)

Updated: Friday May 11, 2012 | 03:00 PM EDT By: Alex Apatoff

SYDNEY PREMIERE

Both stars opted for full-length black ensembles to fete the film Down Under, but Rihanna borrows from the boys in a faux-wrap Stella McCartney jumpsuit, while Brooklyn Decker goes for an edgy evening wear look in gold-sleeved J. Mendel.