UFC president Dana White was forced to hold featherweight champion Jose Aldo and Conor McGregor apart as the pair faced-off ahead of their UFC 189 main event bout . McGregor was certainly the more agitated party as he faked a punch towards Aldo before attempting to force his way past White . Brazilian star Aldo remained calmed and laughed as his opponent moved around the stage before gesturing that the Irishman is talking too much . Jose Aldo ( left ) and Conor McGregor face-off for the media and fans at the Strand Theatre in Massachusetts . UFC president ( centre ) was forced to to separate the feuding pair on Wednesday . White steps between UFC featherweight champion Aldo and title challenger McGregor . The feuding pair will do battle at the MGM Grand Garden Arena in Las Vegas on July 11 . Aldo has held his title since 2010 when UFC merged with the old World Extreme Cagefighting organisation . As the fourth and final featherweight champion of WEC , he carried the belt across . Since then , Aldo has won his last seven UFC bouts in a row . Unfazed though , McGregor dismissed him as 'all talk ' and 'just mouth . ' Speaking at a press conference on Monday , McGregor said : ' I expect everyone in the top 10 of the featherweight division to line up and beg for forgiveness , beg to be pardoned ! ' McGregor was the more agitated party as he faked a punch towards Aldo before attempting to force his way past White . The UFC stars pose in front of the media and fans as the build-up continued for July 's bout . McGregor told his news conference on Monday that Aldo was 'all talk ' and 'just mouth ' ahead of their bout . Aldo has held the featherweight title since 2010 when UFC merged with the now defunct WEC .
Conor McGregor to challenge Jose Aldo for featherweight title at UFC 10 . McGregor seemed to lose his temper with Aldo during face-off . Aldo has defended the UFC featherweight title since 2010 . READ : McGregor says Aldo 'reeks ' of fear as he steps up the trash talking ! CLICK HERE for all the latest UFC news .