Mariah Carey lit up the stage on Monday in Giza, Egypt — literally! "Getting ready to go onstage and suddenly there was a surge of power and an electrical fire started under my feet!" she wrote on Twitter. "Naturally, my emergency instincts kicked in and I put out the flames with a towel. The funny thing about this is an ol' skool radio station in the other room started playing 'aww freak out!' @ that exact moment!" Thankfully, Mariah was able to perform a private concert at the pyramids in front of 3,000 people and later posted a picture of "the charred remains of my fire on the Nile," she wrote. "Other than that, the trip was a smash..."