Félicité Tomlinson, the teenage sister of One Direction star Louis, has been found dead at her home after suffering a suspected heart attack.
According to The Sun newspaper, Félicité Tomlinson collapsed at her West London apartment on Wednesday and the 18-year-old could not be revived.
A person who was with the aspiring fashion designer called emergency services.
Her death is being treated as unexplained and a post-mortem examination has begun.
Félicité was an Instagram star with 1.3 million followers and her last post came four days ago wih the caption: ‘Don’t know why I looked so shocked’.
Last year, she revealed plans to launch her own clothing line under her nickname ‘Fizzy’.
The tragic news comes two years after Louis lost his mother Johannah Deakin, when she passed away aged 43 after losing her battle with leukaemia.