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One Direction's Louis Tomlinson's Sister Has Died. .

His sister has passed away at 18.

The 18-year-old sister of One Direction star Louis Tomlinson been found dead at home from a suspected heart attack.

The tragic death of Félicité, comes after Louis' mother Johannah died from leukemia in 2016.

Our thoughts and prayers.

Her last Instagram post:

View this post on Instagram

Don’t know why I look so shocked ????

A post shared by Félicité Tomlinson (@felicitegrace) on