HTTYD 1

Hiccup had a crush on Astrid when he was young. As we all know Astrid hated Hiccup when he was 0-15 years old. But after Astrid found out about Toothless, she started to like him. Then when they got back from the Dragon's Den, Astrid gave Hiccup a kiss on the cheak. Hiccup was very surprised. During the red death fight, Astrid was super worried about Hiccup being injured in the battle. When Stoick thought that Hiccup was dead, Astrid starting worrying and crying. But when Stoick said that Hiccup was alive, Astrid was so revealed. The next day, they had their first kiss. Hiccup was super surprised. That was how Hiccstrid was born.