Singer Harry Styles was reportedly robbed at knifepoint in north London on Valentine's Day.
The Mirror Online reported that Styles was confronted in Hampstead while on a night out and was forced to hand over cash.
The Press Association says that Scotland Yard said in a statement: "Officers were contacted on Saturday February 15 regarding the incident which happened at 11.50pm on Friday February 14.
"It was reported that a man in his 20s was approached by another man and threatened him with a knife.
"The victim was not injured. However, cash was taken from him. No arrests and enquiries are ongoing."
Styles was among the performers and nominees at the Brit Awards at the O2 Arena in London on Tuesday night.