American model Gigi Hadid is receiving birthday wishes from every nook of the corner on her 22nd birthday but the best one definitely came from Zayn Malik. 24-year-old-Zayn took to his Instagram page and shared a cute black and white picture wishing the supermodel on her special day. In the pic, Zayn is seen getting cozy to Gigi and plants a kiss on her cheek. He captioned the adorable picture as, "happy birthday to my everything". Gigi, on the hand, too shared a picture of the much in love couple. In the picture, Gigi is seen snuggling to Zayn while holding a beautiful birthday cake. Gigi's family was also not left behind in pouring wishes on her. Her sister Bella Hadid shared a heartfelt message to her "role model" and shared a nostalgic photo of them cuddling as kids. For the unversed, Zayn and Gigi started dating back in 2016 and since then have been very serious about each other.