Katy Perry: 'Purr' Launch in Melbourne!

Katy Perry holds up a bottle of her Purr fragrance at its launch on Saturday (April 30) at Myer in Melbourne, Australia.

The 26-year-old pop star wore a purple and black Versus dress paired with Christian Louboutin peep-toe pumps.

“In honor of the Royal Wedding, I present you… My royal NAILS! CONGRATS!” Katy recently wrote on her Twitter page, along with a photo of her fingers with pictures of Prince William and Kate Middleton.

15+ pictures inside of Katy Perry launching Purr in Melbourne…