By ROGER PANTING

First blood: Jack Willis has scored for Wasps

THE Ricoh Arena’s first night match in Wasps’ history was celebrated in style as the hosts inflicted a record defeat on Saracens.
Wasps easily eclipsed their previous best winning margin, beating a 64-23 victory against the same opponents at Allianz Park in February 2016.
It was a breathtaking eight-try thrashing from the home side in which new England squad member, Jacob Umaga, excelled.
Umaga said: “It’s a totally different atmosphere under the lights and we owed our supporters a good performance....