New 'RHOBH': Brandi Tells Mauricio to 'F**k Off'

It's the husbands turn to join in the cat fights on tonight's Real Housewives of Beverly Hills.

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A party amongst friends quickly turns sour as Adrienne Maloof's impending lawsuit against Brandi Glanville has the group at odds over which side to take. In an uncharacteristic move, Kyle Richard's husband Mauricio throws in his two cents on the matter, prompting Brandi to lose her cool and throw out a sting of expletives that stuns the room to silence.

Watch an exclusive preview of the drama in the player above!

RHOBH airs Mondays at 9 p.m. on Bravo.