Snapchat CEO Evan Spiegel and supermodel Miranda Kerr have had their first child together. The couple named their child Hart, after Spiegel?s grandfather. The couple said: "Words cannot explain how happy we are to welcome our beautiful son into our family.? Kerr also has a seven-year-old son, Flynn, from her previous marriage to Orlando Bloom. Kerr and Spiegel married last May after dating for nearly two years.