Tulisa Contostavlos punched the air with delight and hugged supporters after her trial was thrown out at Southwark Crown Court.
The former X Factor judge had been accused of brokering a cocaine deal with an undercover reporter, a charge she strongly denied throughout.
The judge threw out the case after deciding there were "strong grounds" to believe that the undercover reporter Mazher Mahmood had "lied" at a pre-trial hearing.
More top news
After a wet start for many, a frontal system continues to clear eastwards leaving showers across the UK
Further doubt was cast on David Cameron's credentials as a football fan after he suggested a Britain team takes part in internationals
European football might not want him, but most of the rest of the world does - and very soon that support will drift into the ballot box.