Aamir Khan was the chief guest at the book launch of 'Sagar Movietone', based on a leading film company of the 30s. The superstar emphasized the need to record the happenings of the bygone era and also assured that he'll pen his autobiography soon. Also present at the event were Anil Kapoor, Vidhu Vinod Chopra, Rajkumar Hirani, Ravindra Jain and others. Don't miss!