A person is suspected of pulling out a gun during a physical dispute outside of a Montclair music venue, according to police.

The dispute happened outside of The Meatlocker on Park Street early Sunday morning amid a Halloween celebration. Montclair police say two couples got into an altercation outside of the club. One couple left the scene in a car, while the other couple left on foot, according to police.

Officials say that the second couple returned to the venue with two men in ski masks to harass other patrons.

Police say one staff member was struck while trying to escort the group away. Police say during this second altercation, one of the masked suspects reportedly pulled out a gun from his waistband.

Police say the four suspects then drove away in a white two-door Nissan Altima.

The first suspect is described as a Hispanic female, 23 years old, 5 feet, 5 inches tall, wearing a corset dress with a gray sweater, red curly hair and a tattoo on her cheek.

The second suspect is described as a white male, 23 years old, 5 feet, 6 inches tall, wearing a white T-shirt with a skeleton design, long curly hair and glasses.

The third suspect is described as a Black male, 28 years old, 5 feet, 10 inches tall, husky build, wearing a black hooded sweatshirt, black pants and a black ski mask.

The fourth suspect is described as a Black male, skinny muscular build, 28 years old, 5 feet, 10 inches tall, wearing a black hooded sweatshirt, black pants and a black ski mask. This suspect was the one allegedly with the handgun, according to police.

Anyone who might have information about the incident should call Montclair police at 973-744-1234.