Alia Bhatt – The forerunner among the crop of young stars in Bollywood and Bhatt prodigy made her debut as a lead actress in the movie, Student of the Year. However, Bhatt was not always as fit as she is now. This young lady was made to follow a strict diet under daddy, Mahesh Bhatt’s supervision, for three months to get into shape for her debut. In the end, Alia was 16 kgs lighter when she sizzled on-screen after shedding all that puppy fat.