Duhan Van Der Merwe became the first Scotland player to score a Calcutta Cup hat-trick as they beat England 30-21 in a Six Nations clash in Edinburgh.
Ireland kept their quest for successive Guinness Six Nations Grand Slam titles on track by easily dispatching a spirited Wales side 31-7 in Dublin.
Harlequins winger Louis Lynagh could make his Test debut for Italy against France in the Six Nations next week.
Manu Tuilagi, George Martin and Luke Cowan-Dickie are part of the reinforcements England have called up for their clash with Scotland.
Scotland will be contacting World Rugby after they were controversially denied a match-winning try against France on Saturday.
Ireland continued their Six Nations title defence with a resounding 36-0 bonus-point win over Italy in Dublin where Jack Crowley claimed his first senior try.