Perry dons her "California Gurls" uniform during a Singapore press conference. Plus: Ali & Roberto, Lea Michele, Kendra Wilkinson and more

THE 'OTHER' WOMAN

Eva Mendes is just one of the guys on Monday, joining dapper costars Mark Wahlberg and Will Ferrell for the New York City premiere of their latest film, The Other Guys. The cop comedy hits theaters this Friday, Aug. 6.