Katie Price's former boyfriend Leandro Penna has been arrested following an altercation.
The incident is alleged to have happened at the 27-year-old Argentinian model's home in the early hours of this morning.
In a statement, the Metropolitan Police confirmed officers were called to Penna's east London home at 5am after a man claimed he had been assaulted.
Officers arrived and arrested Penna on suspicion of assault. He is in custody.
The alleged victim did not require medical treatment, Scotland Yard said.
A spokesman for Penna said: "It is our limited understanding that following a gathering at Leandro's home, guests were asked to leave at around 5am. It is then the alleged incident is said to have taken place."