It comes after Ofcom said it had asked the BBC why controversial remarks made by the band were broadcast live.

"The team were dealing with a live situation, but with hindsight, we should have pulled the stream during the performance," a statement from the U.K. public broadcaster said.

Punk rap duo Bob Vylan will no longer play at a festival in Manchester this weekend after a controversial appearance at Glastonbury. The group were due to headline the Saturday slot at Radar festival but no longer appear in the line-up.