American rapper Killer Mike was arrested by police on the sidelines of the 66th annual Grammy Awards on Sunday, just after winning three awards at the music equivalent of the Oscars.

A video posted on social media shows him handcuffed and escorted by agents through the corridors of the Crypto Arena, where the ceremony takes place. According to the Hollywood Reporter, which cites a member of stadium security, the rapper was arrested for a matter that had nothing to do with the event.

On In a post published in the evening, the Los Angeles Police Department said that Killer Mike, born Michael Render, had been arrested following a physical altercation and was being released. The Associated Press agency specifies that the rapper is due to appear in court on February 29 in Los Angeles.

Killer Mike won three gramophones, including best rap album for his opus Michael, during the pre-ceremony on Sunday afternoon, where many trophies are presented before the main evening. “I consciously tried to make the best album in the world,” he told the press after his victory.

With this record, he wanted to “tell the story of a young black man growing up in west Atlanta, so that the world could see that our story is not about victimization and defeat, but that we can win, prosper and flourish,” he added.