Former N-Dubz singer Dappy has gone on trial accused of assaulting a man at a nightclub.

Former X-Factor judge Tulisa Constavlos said she became “a paranoid wreck” and felt her life was over after being caught up in a cocaine sting, which led to a trial that collapsed in dramatic fashion last week.

Former X-Factor judge Tulisa Contostavlos has said she is "outraged" at her conviction for assaulting a celebrity blogger at a music festival.

Former X-Factor judge Tulisa Contostavlos has today been convicted of assaulting a celebrity blogger at a music festival.

Former 'X Factor' judge Tulisa Contostavlos will open up about her "horrific" ordeal in a BBC3 documentary to air next week.

Mazher Mahmood, a British journalist known for his undercover work posing as a "fake sheikh", has been suspended by The Sun after the collapse of a celebrity trial in which he was a main witness.

Lawyers for Simon Cowell today said claims about the media mogul’s private life made during the collapsed trial of Tulisa Contostavlos were “untrue”.

The trial of Tulisa Contostavlos over drugs allegations has collapsed.

An undercover reporter has told a court he wanted to "expose criminality" about an alleged drug deal involving Tulisa Constostavlos and it was "outrageous" to suggest he spiked the singer’s drink during one of their meetings.

Former X Factor judge Tulisa Contostavlos helped to supply cocaine to an undercover reporter who promised he could help the singer crack the movie business, a court has heard.

Former X Factor judge Tulisa Contostavlos helped to supply cocaine to an undercover reporter who promised he could help the singer crack the movie business, a court has heard.

The court case against pop star and former X Factor judge Tulisa is expected to begin today, after two days’ legal wrangling delayed the start of her trial for suspected drugs offending.

A friend of former X Factor judge Tulisa Contostavlos today admitted supplying cocaine to an undercover reporter.

Former X Factor judge Tulisa Contostavlos is due to go on trial today accused of being concerned in brokering a drug deal.

Singer Tulisa Contostavlos will return to court today as her trial over claims she assaulted a celebrity blogger resumes.

Former N-Dubz singer Dappy told police he slapped a man in self-defence as he lived in constant fear he might be stabbed, a court has heard.

Singer Tulisa Contostavlos must wait more than a month to discover the outcome of her trial over claims she assaulted a celebrity blogger.

Singer Tulisa Contostavlos was “upset but not angry” after a confrontation with a celebrity blogger, her tour manager has told a court.

Singer Tulisa Contostavlos has told a court that a celebrity blogger she is accused of assaulting had a “strange obsession” with her.

Singer Tulisa Contostavlos told police allegations that she assaulted a celebrity blogger are part of a vendetta against her.

Former X Factor judge Tulisa Contostavlos has appeared in court accused of being concerned in brokering a drug deal.

Former N-Dubz singer Dappy has denied assaulting a man outside a nightclub in Britain.

Former X Factor judge Tulisa Contostavlos has denied being concerned with the supply of Class A drugs.

Singer Tulisa Contostavlos has denied being concerned with the supply of Class A drugs.

Singer Tulisa Contostavlos will appear in court today charged in connection with the supply of Class A drugs.

Singer Tulisa Contostavlos has been charged with allegedly being involved with supplying Class A drugs.

Former 'X Factor' judge Tulisa Contostavlos has today been charged in connection with the supply of Class A drugs.

Singer Tulisa Contostavlos has been re-bailed until early December following her arrest in connection with claims she acted as a go-between in a drug deal.

Singer Tulisa Contostavlos will now answer police bail in late October following her arrest over claims she acted as a go-between in a drug deal.

Former X Factor judge Tulisa Contostavlos has been released on police bail following her arrest on suspicion of supplying class A drugs.

Former X Factor judge Tulisa Contostavlos has been released on police bail following her arrest on suspicion of supplying class A drugs.

Former X Factor judge Tulisa Contostavlos was arrested today on suspicion of supplying class A drugs, sources said.

N-Dubz rapper Dappy has been given a six-month sentence suspended for 18 months for assault and affray at Guildford Crown Court today for a brawl he sparked at a petrol station.

N-Dubz rapper Dappy sparked a “mob attack” at a petrol station when he spat at two girls who refused to get into a car with him and two friends, a British court has heard.

Ella Henderson was eliminated from X Factor last night in what was a “great tragedy” and “one of the biggest shocks we’ve ever had on the results show”.

'X Factor' judge Tulisa Contostavlos has said she does not want to get into a “war of words” with the girlfriend of Premier League footballer Danny Simpson after being pictured with him several times.

X Factor rivals Tulisa Contostavlos and Nicole Scherzinger both had cause for celebration after landing gongs at the Cosmopolitan Ultimate Women of the Year Awards.

X Factor rivals Tulisa Contostavlos and Nicole Scherzinger both landed awards at the Cosmopolitan Ultimate Women of the Year tonight.

X Factor hopeful Jade Ellis became the fourth act to leave the singing competition tonight after three judges opted to save boyband Union J.

X Factor judges Gary Barlow and Tulisa Contostavlos were locked in peace talks last night after he accused the N-Dubz star of having “fag-ash breath” in front of millions of viewers.

Things turned personal between the judges on The X Factor live shows when Gary Barlow accused Tulisa Contostavlos of having “fag ash breath”.

X Factor hopefuls MK1 have become the first group to leave the competition after the judges’ vote went to deadlock.

Country singer Carolynne Poole became the first to be booted off this season’s X Factor after a controversial and tension-fuelled elimination show saw judge Louis Walsh unable to make up his mind and go to a deadlock.

Country singer Carolynne Poole became the first to be booted off this season’s X Factor after a controversial and tension-fuelled elimination show saw judge Louis Walsh unable to make up his mind and go to a deadlock.