The Two Broke Girls star looked like a million bucks in this printed David Meister gown.
At the Thor: The Dark World premiere, the star went all out with this head-turning Naeem Khan number.
Throwback time! Kat looked practical royal in this vintage Lanvin gown.
Dennings was a vision in Vivienne Westwood.
Jaws collectively dropped around the world when the actress arrived at the 2012 Emmys in this ultra sexy J. Mendel design.
Kat went for a playful vibe with this polka dot frock.
Clad in an ice blue dress, the actress looked, well, uber cool. (Get it?)
The star flaunted her curves in this plunging white dress.
The actress hit up The Late Show with David Letterman in a Rubin Singer sheath.
Garden party! The actress looked lovely in a floral Dolce & Gabbana frock.