Things got heated on the set of America's Got Talent this week! Mel B was not to happy when fellow judge, Simon Cowell, made a joke about her marriage. The singer got so irritated that she actually grabbed her cup of water, threw it at Cowell and stormed off stage.
Mel B is currently going through a tough divorce from her second husband, Stephen Belafonte.
Watch the whole incident take place in the video below!