Louis Tomlinson's Sister Dies of a Heart Attack; Only 18 Years Old

There's some shocking and sad news for Louis Tomlinson. The 18-year-old sister of the former One Direction member died suddenly on Wednesday after suffering a heart attack at her apartment in London.

Paramedics arrived at the scene but were unable to revive Félicité Tomlinson. According to sources that know the family, she had sciatica, but no history of heart problems and no warning signs.

The fashion designer with more than a million followers on Instagram posted that she quit smoking and drinking in January.

Louis and Félicité are from a big family and were very close, often hanging out together when he was in London. (TMZ)

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