A toast to the world's sexiest woman!
Her first foray with the big screen came in Kaizad Gustad's horrendous Boom in 2003.
Say what you will about the film -- and do go on, say a lot -- but we really can't argue with the ridiculously skimpy clothes he poured Kat into.
In the picture: Madhu Sapre, Katrina and Padma Laxshmi in a still from Boom.
Also Read: A lot of skin, no Boom!