A prisoner accused of murdering paedophile Lostprophets frontman Ian Watkins was “unhappy” about having to move wings the day before the fatal attack and had threatened to “do something to get moved to segregation”, a court heard. The disgraced singer was stabbed to death on October 11 last year in his cell at high-security HMP Wakefield, where he was serving a 29-year sentence for child sexual offences. Leeds Crown Court heard statements from prison officers who described alleged murderer Rico Gedel, 25, as “smug” and “smirking” after the incident. Adam Laycock said he had been involved in moving Gedel from A wing to B wing the day before Watkins was killed. Mr Laycock’s statement, read to jurors by prosecutor Chris Rose, said: “(Gedel) didn’t want to move wings. “He had mentioned a number of times that if he was moved he would do something. “Often this is the kind of threat prisoners make and often they do nothing to carry it out.…