Who are the Hadids and what are they famous for as Gigi Hadid gives birth to baby girl?

Gigi Hadid and Zayn Malik have welcomed their first child (Picture: WireImage)Zayn Malik and Gigi Hadid have become parents for the first time, welcoming a baby girl into the world at the weekend.The former One Direction star, 27, and 25-year-old Gigi announced the happy news on Twitter and Instagram, with Zayn saying: ‘To try put into words how i am feeling right now would be an impossible task. The love i feel for this tiny human is beyond my understanding.’Zayn is the third member