Sheffield United manager Nigel Clough does not think his side are favourites for the FA Cup quarter-final with Charlton on Sunday.
Stuart Gray will remind his players they will achieve something that has so far eluded him if they reach the quarter-finals of the FA Cup.
Leeds United have dumped toothless Tottenham out of the FA Cup at the fourth-round stage this afternoon witha 2-1 win at Elland Road.
Sheffield United and Hull City fans will be able to buy tickets for their Wembley FA cup semi-final from Monday March 24.
Prices range from £30 - £60, with Hull fans in the East, and Blades fans in the West of the stadium.
John Shires spoke to some of the Sheffield United players after their dramatic win over Charlton:
Hull City will play Sheffield United in an all-Yorkshire FA Cup semi-final after the Tigers beat Sunderland 3-0 and the Blades won 2-0 against Charlton in today's quarter finals.
The semi-finals will be played on the weekend of April 12 - 13.
Hull City's Matty Fryatt made it 3-0 for Hull City against Sunderland this afternoon in the FA Cup Quarter Final at the KC Stadium.
His 77th minute strike came after Curtis Davies had opened the scoring in the 68th minute and David Meyler had netted for the Tigers four minutes later.
Latest score Hull City 3 - 0 Sunderland
David Meyler increased Hull City's lead with a 72nd minute strike in today's FA Cup Quarter Final against Sunderland at the KC Stadium.
Curtis Davies had opened the Tiger's account with a header four minutes earlier.
Latest score Hull City 2 - 0 Sunderland
Curtis Davies has put Hull City into the lead when he headed home from a corner mid-way through the second half.
Latest score: Hull City 1 - 0 Sunderland
Hull City's Sone Aluko missed a first half penalty and the opportunity to put the Tigers into the lead against Premiership strugglers Sunderland in this afternoon's FA Cup Quarter Final at the KC Stadium.
Sheffield United booked their place in the FA Cup Semi Final at Wembley with a two-nil victory over Championship strugglers Charlton this lunchtime at Bramall Lane.
Second half goals from Ryan Flynn and John Brayford secured the trip to the national stadium for Nigel Clough's team.
The semi-final draw will be made later today on ITV with the games being played over the weekend of April 12 & 13.
Sheffield United scored two goals in two minutes mid-way through the second half in today's FA Cup Quarter Final against Charlton at Bramall Lane.
Ryan Flynn opened the scoring in the 66th minute when he got on the end of Jose Baxter's cross.
A minute later John Brayford's defelected shot doubled the Blades' advantage.