Sexy at the Critic’s Choice Awards in Dolce & Gabbana.

At the NRJ awards in Cannes in January wearing Dolce & Gabbana.

At a pre-Grammy party in a pastel Georges Chakra mini.

Perfectly pink in Basil Soda at the 2009 Grammy Awards in February.

Wearing Matthew Williamson For H&M at Bondi Blonde’s Style Mansion in February.

Wearing a fringe top and zipper detailed jeans at the San Remo Festival in February.

At a Paper Magazine party in April wearing a Matthew Williamson for H&M peacock mini.

In May at the Model As Muse: Embodying Fashion event, Katy stunned in Tommy Hilfiger.

In June, wearing an uber-short Foley + Corrina mini.

In Louis Vuitton Fall 2009 at the Louis Vuitton Spring 2010 runway show during Paris Fashion Week.

At the EMA’s in November wearing a one-shouldered Marchesa Spring 2010 gown.

At the MTV EMA’s in November, wearing a sweet Bodyamr embellished mini.