Professor James Tooley stood down temporarily from his £229,000-a-year-role at the University of Buckingham in October last year after the concerns came to light.
Buckingham Palace is launching a probe into an 'unofficial' boozy Christmas party which ended in a brawl at an All Bar One after a palace maid was reportedly arrested.
Royal staff were said to have gathered for drinks at the Palace on Tuesday night, with around 50 making their way to Victoria Street to carry on the festivities. But that's when things took a turn.