82870, LOS ANGELES, CALIFORNIA – Friday August 24, 2012. Sexy pop singer Katy Perry seen enjoying an evening with her close friends attending a birthday party at the Shores bar in Santa Monica. Katy who is rumoured to be ‘furious’ after being dumped by recent boyfriend John Mayer was spotted wearing a see thru ripped flowered patterned dress showing her black laced underwear topped off with a black leather jacket. Photograph: David Tonnessen,Jeff Steinberg, © PacificCoastNews.com **FEE MUST BE AGREED PRIOR TO USAGE** **E-TABLET/IPAD & MOBILE PHONE APP PUBLISHING REQUIRES ADDITIONAL FEES** LOS ANGELES OFFICE:+1 310 822 0419 LONDON OFFICE:+44 20 8090 4079