India, April 25 -- To wish her elder sister, model Gigi Hadid on her 30th birthday (April 23), model Bella Hadid posted a huge photo dump on Instagram with several throwback pictures from their life together. Bella wrote, "You have shaped me, taught me, loved me, (scared me), stood by me and pushed me to be everything I am today... You have taught me so much of how to be myself in a world of people telling us all who we are supposed to be... You are a superhero to me and im obsessed w you." htc...