The stylish bash included a dinner, live auction and a special performance by Dame Shirley Bassey
On Thursday night, Hollywood's A-list hit the red carpet for the ninth annual amfAR Gala in Los Angeles. This year's event honoured Katy Perry as well as the founder of sustainable footwear brand Toms, Blake Mycoskie, with the Courage Award for their “profound commitment to the fight against AIDS, as well as countless other humanitarian causes.” As for the fashion, the star-studded event saw a host of ruffles, feathers and sequins, which made for a whimsical night. Here’s our roundup of the standout looks from the event.

WHO: Katy Perry WEARING: Alexis Mabille

WHO: Stephanie Shepherd WEARING: Atelier Patty Ang

WHO: Heidi Klum WEARING: Zac Posen

WHO: Rumer Willis WEARING: Dennis Basso

WHO: Victoria Justice WEARING: Aadnevik

WHO: Leslie Mann WEARING: Reem Acra

WHO: Desi Perkins WEARING: House of CB

WHO: Sarah Hyland WEARING: Philosophy di Lorenzo Serafini

WHO: Kat Graham WEARING: Dsquared2