A gun accidentally went off at the Waldorf Astoria Hotel in New York during a wedding, injuring at least four people, according to reports.

The incident is thought to have taken place at 7:25 p.m. in the Park Avenue hotel’s lobby.

Police reported that the wedding guest’s gun fired and the bullet hit the floor.

The Waldorf Astoria is one of the most popular hotels in the world.

The landmark property was recently sold by Hilton Worldwide to Anbang Insurance Group for $1.95 billion.