Popstars singer Darius Campbell nearly died after showing off a charity's new water filter by drinking straight from the river Thames.

Pop Idol star Darius Campbell reveals he fell into near-fatal coma after showing off charity's new water filter by drinking from dirty river Thames right next to sewage outlet
Singer drank from Thames using filter bottle made by not-for-profit, Fresh2o
Near-fatal blunder saw Campbell using a bottle whose filter had been removed
He collapsed with bacterial meningitis and severe brain swelling and put in coma........