Justin Bieber was booed by fans for arriving on stage two hours late for the first of four gigs at London's O2 Arena. Check out pictures of what happened when he finally took to the stage.
Justin Bieber Fan Storms On Stage During Dubai Gig - Video
The 'Boyfriend' star was performing at a piano when the incident occurred last night (5th May).
A Justin Bieber fan gatecrashed the stage during the star's performance in Dubai last night (5th May).
Video footage showed the unidentified fan running up to Justin and apparently trying to hug him, before being tackled by another man who is thought to be part of the singer's security team.
The incident caused the piano Justin was playing to fall on its side,but the 'Boyfriend' singer was still able to continue his performance as the fan was dragged off stage.
In a message on Twitter, Justin said: "Dubai. Nothing stops the show. 2 more to go. #BELIEVEtour."
He also re-tweeted several messages from fans who had described what had taken place.
Watch video footage of Justin Bieber being tackled below:
It is the latest in a series of on and off stage incidents that have occurred during the star's 'Believe' world tour and comes only 24 hours after he reportedly arrived two hours late for his first performance in Dubai.
The tour is next scheduled to arrive in Cape Town, South Africa.