New Delhi, May 12 -- Remember Roger O Thornhill from North by Northwest (1959) and Jeff 'The Dude' Lebowski in The Big Lebowski (1998)? Well, both of these film characters, mistaken for their namesakes, are pursued and hounded by criminal organisations, mostly to comic effect - except that this was film. Fitness model Karan Oberoi recently got a taste of what happens when mistaken identity enters real life. Oberoi, one of the top fitness models in the country, with a following of 929k followers on Instagram, was mistaken for Karan Oberoi (of Jassi Jaissi Koi Nahin fame) the actor, as news channels and websites went on a spree flashing his name all over....