Singer Katy Perry poses at the launch of her new fragrance 'Purr' at Myer, Bourke Street on April 30, 2011 in Melbourne, Australia.Singer Katy Perry greets fans at the launch of her new fragrance 'Purr'...
Singer Rihanna attends the Reb'l Fleur fragrance launch at Macy's Herald Square on April 29, 2011 in New York City.Singer Rihanna leaves a Midtown Manhattan office building on April 29, 2011 in New York Ci...