ed sheeran, taylor swift and sam smith arejust a few of those performing. four uk cities across the four nations will host their own event. let's talk to our entertainment correspondent lizo mzimba, who's in swansea. the sun still shining there. tell us more about what fans can expect. right now we have george ezra performing. this is occurring across four different sites, each in partnership with the bbc radio network so yesterday in belfast and todayit network so yesterday in belfast and today it was radio 6 music. in scotla nd today it was radio 6 music. in scotland yesterday and today it is radio 2 scotland yesterday and today it is radio2and scotland yesterday and today it is radio 2 and radio 3. in coventry tomorrow and monday also radio 2 and radio 3 but here in swansea it is