MrBeastYouTube and GameChanger 24/7, two production companies owned by YouTube star MrBeast, have been sued by a former employee who describes being in a "hostile work environment" MrBeastYouTube and GameChanger 24/7, two production companies owned by YouTube star MrBeast , have been sued by a former employee, Lorrayne Mavromatis, who alleges having experienced sexual harassment, emotional distress, and pregnancy discrimination. A federal complaint filed in North Carolina details the work culture under MrBeast , real name Jimmy Donaldson, in which Mavromatis claims she was “treated differently than her male counterparts,” including being dismissed from otherwise entirely male meetings.…