Kapoor 's second Filmfare nomination that year came for Rajkumar Hirani 's National Film Award-winning '' 3 Idiots '' , a film loosely based on the novel '' Five Point Someone '' by Chetan Bhagat . Co-starring alongside Aamir Khan , R. Madhavan and Sharman Joshi , Kapoor played Pia ( a medical student and Khan 's love interest ) . Several actresses were considered for the role , though Kapoor was eventually cast under the recommendation of Khan . The film received critical acclaim and emerged as the highest-grossing Bollywood film of all time up until then , grossing in India . It also did well internationally , earning over , the second biggest Bollywood success ever in the overseas market . '' The Deccan Herald '' opined that Kapoor " brings a dollop of sunshine and feminine grace to an otherwise masculine tale . She is so spunky and spontaneous you wish there was room for more of her . " '' 3 Idiots '' received several Best Movie recognitions at major Indian award functions , and Kapoor was awarded the IIFA Award for Best Actress , among others
second Filmfare nomination that year
55th Filmfare Awards
Kareena Kapoor