The Irish rap trio has drawn widespread criticism in recent months, with U.K. politicians criticizing the choice to allow them to perform at the musical festival.

Glastonbury Festival revellers have officially packed up their campsites and left Somerset’s Worthy Farm but the robust team of volunteers tidying up the site can’t clean up the very mess that festival broadcaster the BBC was hoping to avoid.

Pressure is being put on Glastonbury to drop the band, after a band member was charged with a terrorism offence