A protester caused a massive security alert at Prime Minister ’ s Questions by hurling marbles at MPs and shouting ‘ you are all liars , ’ a court heard yesterday . Steven Abberley , 27 , launched into a tirade at politicians before lobbing the glass balls from the public gallery . Abberley excused himself to fellow observes before shouting at Prime Minister David Cameron ‘ you are all just w*******. ’ Security alert : A protester caused a scene at Prime Minister ’ s Questions by hurling marbles at MPs and shouting ‘ you are all liars ’ ( file image ) CCTV also captured Abberley using red paint to write ‘ the enemy within ’ on the Palace Walls , Westminster Magistrates ’ Court was told . ‘ On the 22 October of last year the defendant has entered the Palace of Westminster and sat down in the public gallery in order to observe Prime Minister ’ s Questions , ’ said Darren Watts , prosecuting . ‘ Without warning the defendant has then stood up and said : ‘ I ’ m sorry about this , ladies and gentleman , but you [ addressing the MPs ] are all just w***kers , you are all liars . ‘ He then threw a bag of marbles at the glass screen protective screen , causing them to scatter and causing alarm and distress to those watching . ‘ He was arrested and admitted causing criminal damage in the form of graffiti . ‘ He had written ‘ the enemy within ’ using red paint on the wall of the Palace of Westminster ... another incident captured on CCTV. ’ MPs heard a loud bang and shouting but did not halt the proceedings . Shadow attorney general Emily Thornberry had tweeted : ‘ There ’ s a fracas in public gallery £pmqs . Tried to lip read man as he ’ s dragged out . Believe he ’ s shouting ‘ Answer the b***** questions ’ . Following the shocking incident , Labour MP Chris Bryant ( above ) tweeted : ‘ Someone just bundled out of the public gallery ’ Labour MP Chris Bryant tweeted : ‘ Someone just bundled out of the public gallery. ’ Abberley pleaded guilty to one count of criminal damage and one of using threatening behaviour on 6 Feb 2015 . Throughout his court proceedings Abberley shouted : ‘ What about freedom of speech ... what about my human rights , ’ as he continually tried to make representations . His sentence was adjourned for a pre-sentence report , but not before Abberley bellowed from the dock : ‘ It ’ s all a shambles ! ’ Abberley , who has four previous convictions including three matters of public disorder , will be sentenced on 2 April . Abberley , of Brunswick Road , Sutton , admitted one count of criminal damage and one of threatening behaviour .
Steven Abberley launched into tirade at politicians before throwing marbles . CCTV , 27 , shouted at David Cameron ‘ you are all just w******* ’ Protester also captured Abberley painting ‘ the enemy within ’ on Palace Walls . Pleaded guilty to criminal damage and threatening behaviour for February 6 incident .