According to various media outlets, singer Ray J, a.k.a "Brandy's little brother," was arrested on on Friday night (May 30th), outside of the Beverly Wilshire Hotel by Beverly Hill's Police, for allegedly causing a bit of a disturbance at the hotels bar when he allegedly grabbed a woman's ass

According to TMZ, Ray J didn't leave quietly,

Once cuffed in the back seat of a patrol unit ... Ray allegedly kicked out a window of the vehicle.

Right now Ray is getting booked by Bev Hills PD for trespassing, vandalism, resisting arrest, and battery ... according to our sources.

We're told the battery is for allegedly spitting on an officer during the arrest. - TMZ

Watch the news footage below.