Arsenal, Chelsea, Manchester City and Manchester United's fifth-round FA Cup ties have all been moved for television coverage.
Chelsea will take on Man City in the tie of the round at Stamford Bridge, with that fixture now due to take place on Sunday, February 21 at 4pm.
Arsenal, meanwhile, will take on Hull City on Saturday, February 20 in the early kickoff at the Emirates.
Manchester United's trip to League One side Shrewsbury Town has been moved to Monday, February 22 at 7.45pm, which will be the final match of the fifth round.
Arsenal are the current holders of the FA Cup and also the most successful team in the history of the competition.