TERRIFIED KSI was left stunned when he discovered who was tormenting him during a creepy audition.
The influencer and musician was standing in for during the latest episode when a dark hooded figure appeared on stage.
Wearing a golden mask, their identity was withheld and their voice distorted leaving the judges and audience wary.
was then called on stage, and strapped by his hands to a chair as the mysterious person said how they could reveal the star's closest memories.
They then recalled a time from 31-year-old's past where a girl he fancied didn't like him back.
KSI was stunned as the creepy figure revealed how he had cried for days over his heartbreak.
He then went on to blindfold him, with KSI under the impression bugs were crawling on him – when in fact it was just a feathered stick.
The mystery man then revealed his identity, uncloaking as his brother .
KSI was left visibly stunned and in hilarious scenes, pressed each judge's red buzzer to get him off stage.
Reacting at home, one viewer said: “Deji pranking KSI on #BGT fully had me crying with laughter.”
A second wrote: “That was one of the best things I seen. Nice one.”
“have to admit that was really good,great prank,the best moment of the show this series, KSI brother pranking KSI, well done producer really good,thinking out of the box,” said a third.
While a fourth commented: “Was bored of #BGT till @KSI brother came on, was so funny.”
Britain's Got Talent continues on ITV1 and ITVX.
