Louis Tomlinson's sister Félicité was 18 years old
Louis Tomlinson's sister has died from a suspected cardiac arrest.
Police are treating Félicité Tomlinson's death as 'unexplained', following a call to a West London house on Wednesday.
It's the second tragedy to hit the Tomlinson family in recent years.
His mother Joannah died in 2016 after a battle with leukemia.
Tomlinson was due to perform a song dedicated to his mother at Comic Relief, but he has since pulled out.