Weston Cage and Wife Arrested for Felony Domestic Violence

TMZ broke the story ... Weston and Nikki were taken to the police station for questioning after the domestic disturbance. But now we're told witnesses claim Nikki went nuclear inside their apartment.

Witnesses say in addition to cutting him on the arm with a bottle, she punched him wildly and threatened to jump off the balcony. But cops believed Weston was also violent and booked him on felony domestic violence as well.