John O’Callaghan joins Transmission 2016
John O’Callaghan is no stranger to Transmission. This trance heavyweight has graced the TM stage twice in the past and is ready to make his comeback for the 10th anniversary edition in Prague’s O2 Arena on October 29th.
Some may know John O’Callaghan as a Dance music icon, some may know him by his initials “JOC”