Passage: Zelmerlöw has one younger sister, Fanny (b. 1989). He most enjoys padel, football, tennis and golf.On 26 December 2004, Zelmerlöw and his family survived the Indian Ocean earthquake  while on vacation in Khao Lak, Thailand.In March 2014, while a guest on Swedish cooking show Pluras kök, Zelmerlöw commented that he considered homosexuality an avvikelse (English: deviation). On the show, he said he did not think there was anything wrong with homosexuality, but that it is not natural biologically, since it does not lead to reproduction. He later apologised repeatedly for his remarks, claiming that they were a miscommunication. After his Melodifestivalen win a year later, the incident came under international media scrutiny, prompting members of gay, Swedish and Eurovision media to come to Zelmerlöw's defence. He later said that "if I got that feeling" he would date a man.Between 2008 and 2011, he was in a relationship with the Swedish singer and model Marie Serneholt, a former member of the Swedish pop band A-Teens. In 2016, Zelmerlöw began dating English actress Ciara Janson and they later announced their engagement. In December 2017, Zelmerlöw announced that they were expecting a child together. A few weeks later, he confirmed that the child would be a baby boy. The couple live in London. On 25 May 2018 he announced via social media that Ciara had given birth to their son, Albert.

Question: When did Zelmerlow survive the earthquake?
26 December 2004