|European Challenge Cup|
|Venue: Sixways Date: Saturday, 30 March Kickoff: 20:15 GMT|
|Coverage: Live commentary on BBC Radio 5 Live Sports Extra, BBC local radio and on the BBC Sport website|
Worcester winger Bryce Heem yields for the all-English European Challenge Cup Quarter Final against Harlequins.
He missed the win at Bristol to go to the birth of his daughter but is in the side along with Duncan Weir, who begins fly-half in host to Jono Lance.
Harlequins create six changes after their defeat Saracens, as centre Alofa Alofa along with winger Cadan Murley start.
Props LeWIS Boyce and Can Collier, lock George Merrick and flanker Renaldo Bothma come in to the package.
Worcester have five changes in the package with Gareth Milasinovich starting at tight-head prop, Darren Barry and Pierce Phillips renewing their second row partnership and Carl Kirwan and Matt Cox remembered in the rear row.
Scotland flanker Cornell du Preez can make his comeback from the fractured larynx from the bench.
The 28-year-old suffered the injury only five minutes to his Warriors debut against Wasps in September in an accidental crash with Joe Launchbury.
Worcester continue reached this stage in 2009 if they beat Brive 29-18 that afternoon, only for Mike Ruddock’s side to lose to another French side, Bourgoin, from the semifinals.
Harlequins support the record for the most Challenge Cup final victories, having won the trophy three days in 2001, 2004 and against Stade Francais in 2011.
England trio Danny Care, Mike Brown and Chris Robshaw were part of the successful side eight decades back.
Worcester are seven places along with 17 points behind Quins from the Premiership table, but have won their past three home league matches against their southwest London opponents.
Worcester: Pennell; Howe, Te’o, Mills (capt), Heem; Weir, Hougaard; Black, Annett, Milasinovich, Barry, Phillips, Kirwan, LeWIS, Cox.
Replacements: Crumpton, Auterac, Ibuanopke, Glynn, Luamanu, Hidalgo-Clyne, Catrakilis, Saili.
Referee: Alexandre Ruiz (Fra).