Lost forward and Worcester will have the scrum feed
Good hands out to Alofa on the right
Early run from Brown
Smith gets the match underway and Quins tap it back on their side
The sides are out on the field, we will have a minutes applause in respect of Remy Fontes, one of rugby's greatest administrators who passed away recently.
Hougaard runs out in his 50th appearance for Worcester
Worcester Warriors host Harlequins in the Quarter-finals of the Challenge Cup. Worcester topped pool 2 with five wins from their six games, while Harlequins won pool 5 having notched up four victories. I'm Craig and will be taking you through the match with live updates and commentary.
Both sides finished top of their pools this season with Worcester winning 5 and Harlequins winning 4 of their 6 games.
The last time these sides met was in the Premiership in the middle of February where Quins ran out 47-33 winners