Cardi B totally blew her top while performing

on stage in Las Vegas Saturday

this after someone in the audience splashed her with a liquid.

It all started with the New York rapper looking glamorous in a sheer orange dress

As she gripped a microphone and stood near the edge of the stage at Drai's Beachclub.

Suddenly, a person in the crowd tossed some type of fluid from a cup at Cardi

Getting her all wet from head to toe.

Cardi in utter shock and fury as she throws the mic at the perpetrator