It was Kareena Kapoor?s first outing for her new movie, 3 Idiots, but the biggest idiot of all, Aamir Khan, chose this day to go missing. And left it to his co-Idiots, Madhavan and Sharman Joshi, producer Vidhu Vinod Chopra and director Rajkumar Hirani to explain his ?disappearing act? to the aggrieved media at ITC Hotel, Parel, on Friday afternoon.