National League Division One giants Worcester have secured a lucrative Powergen Cup 6th Round clash against Leicester Tigers after a narrow victory over Halifax.
Elsewhere Exeter have set up a mouth-watering tie with Zurich Premiership leaders Gloucester and Orrell will now host Northampton.
In the final outstanding tie Rotherham outclasses Birmingham/Solihull 41-10.
Revised Powergen Cup 6th Round draw:
Newcastle v London Irish, Gloucester v Exeter, Saracens v Sale Sharks, Orrell v Northampton, Harlequins v Leeds, Leicester v Worcester, Wasps v Bath, Bristol Shoguns v Rotherham.
Ties to be played on December 21 and 22.
The latest results from the Powergen Cup 5th Round:
Rotherham (36) 41 Birmingham/Solihull (10) 10
Rotherham Tries: Greeff, Parr, Craig 2, Umaga 2
Con: Benson 2, Wilfley 2
Pen: Benson
Birmingham/Solihull tries: Carter
Con: D Gallagher
Pen: J Smith
Attend: 975
Halifax (6) 12 Worcester (10) 13
Halifax: Pens: Holroyd 4.
Halifax: Holroyd, Simpson, Anderson, Bloem, Morley, O'Connor, Bartlett, Richardson, Mortimer, Szabo, Hill, Smith, Davis, Ledger, Maloney.
Not Used: Thomas, Binns, Horton, Wheelwright, Leggott, Thompson, Rees.
Worcester: Tries: Richardson, Southwell. Pens: Walsh.
Worcester: Roke, Ezulike, Hinshelwood, Trueman, Richardson, Walsh, O'Reilly, G. Mason, Hall, Olver, Zaltzman, Morgan, Gabey, Ringer, Jenner.
Not Used: Higgins, Ogilvie-Bull, Southwell, Pearl, Lyman, Percival, N. Mason.
Att: 1,000
Ref: Wayne Barnes (RFU).
London Welsh (3) 13 Exeter (21) 36
London Welsh: Tries: Penalty. Cons: Mahony. Pens: Mahony 2.
London Welsh: Pugh, John, Bidwell, Lewsey, Swords, Lee, Birkby, Millard., Richie, Ward, Collier, Johnson, R. Griffiths, Mansfield, Fitzgerald.
Not Used: Phillips., G. Botterman, Eagle, Rossigneux, Starlang, Mahony, Whittingdale.
Exeter: Tries: Thompson, Lewsey, Murdoch, Yapp, Willis.
Cons: Yapp 4. Pens: Yapp.
Exeter: Thompson, Lewsey, Murdoch, Ward, Trethewey, Yapp, John, Hobson, Blythe, Sluman, Sims, Brown, Willis, Hansen, R. Baxter.
Not Used: Brooking, Ozdemir, Harris, Cole, Sanders, Greenaway,
Williams.
Att: 660
Ref: G Ashton-Jones (RFU).
Plymouth Albion (3) 3 Orrell (8) 8
Plymouth Albion: Pens: McCormack.
Plymouth Albion: Kiddie, Fabian, Winney, Fisilau, Matchett, Shanahan, McCormack, Parkes., Dawe, Reed, W. James, Perry, Luxton, D. Thomas, Ward-Smith.
Not Used: Kennedy, Hart, Barlow, Cane, Simpson, Farr, Kohn.
Orrell: Tries: So'Oialo. Pens: Jones.
Orrell: Barrow, R. Welding, Craig, Kelly, Haughton, Jones, So'Oialo, Livesey, Howe, Bearrato, Bentley, Cusani, Easter, Lewitt, Hickey.
Not Used: Houton, Ince, Lacey, Lloyd, Newton, Kerfoot, Davies.
Att: 1,087
Ref: Rob Debney (RFU).