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

SUITED UP

Katy Perry sports a bikini (on top!) Monday during a press conference for Singapore's three-day concert series, SINGfest 2010. The "California Gurls" singer kicks off the event tonight, while Kanye West hits the stage tomorrow.