Box kick from Davies, loose ball and Saracens have it around the Gloucester 22

Vunipola carries off the back of the scrum

Out to Harris on the right and he chips ahead but the pass was forward, back for a scrum to Saracens

Chip ahead from Farrell, Carreras runs it back well with a step

Quick hands to Segun on the right

Short ball to Tompkins in midfield

Box kick from Chapman away to touch

Good carry from Ruskin

Farrell gets the match underway for Saracens

Gloucester host Saracens in the quarter-finals of the Challenge Cup. The Cherry and Whites beat the Northampton Saints 31-21 in the round of 16, while Saracens advanced with a 40-33 victory over Cardiff.