Premiership Preview: Saturday and Sunday
There are five games scheduled for Saturday and Sunday with Harlequins, Northampton, Saracens, Bath and Newcastle all having home=ground advantage.
Harlequins v Worcester Warriors
For Harlequins, James Chisholm returns to action for the first time since early March and is one of five changes in the forwards.
Will Collier, who also returns from injury, is named at tighthead prop while Elia Elia makes his first start for the club.
Alofa Alofa partners Jamie Roberts in the midfield and is the sole change in the backline.
Speaking ahead of the match, Director of Rugby, John Kingston said: “We secured an excellent bonus point victory in our last Premiership match against Sale Sharks and we’ll be looking to back that up at the weekend.
“Our preparation for the game has been excellent and we all know there is a job to be done.”