April Issue Behind-The-Scenes: Celebrating 15 years of InStyle

See Miranda Kerr, Yael Stone, Bella Heathcote, Abby Earl, Teresa Palmer, Courtney Eaton, Grace Huang, Isabel Lucas, Isabella Manfredi, Sarah Snook, Jessica Gomes, Maddison Brown, Maia Mitchell, Meg Mac and Teresa Palmer all send their 15th birthday wishes.