We're underway as Alex Goode kicks off.
The European and Premiership Champions are without Owen Farrell and Chris Wyles.
Added to the wealth of talent in the Saracens ranks are the new signings of Schalk Burger, Alex Lozowski and Sean Maitland who are all named in the starting XV. Chris Aston is set to make his 100th appearance for the club while Jamie George makes his 150th.
This is Carl Hogg's first game in charge of the Warriors and he will be aiming to bring something new to the table this season. he gives premiership debuts to Ben Te'o and Jackson Willison.
Kick off is fast approaching so stay tuned for updates on all the action.
Hello and welcome to Ultimate Rugby's live coverage of the first of today's double header in Twickenham. Premiership champions Saracens kick off their title defence campaign against Worcester Warriors in the familiar setting of Rugby HQ.
Has Farrell got a knock?
C'mon SARRIES!!!
How long till Pennell is back?
Come on you Sarries, we've got a strong team out there!