Sports pundit made comments while Duke and Duchess of Cambridge watched Wales v France match.
The British royals, who served as goodwill ambassadors ahead of Brexit, won over the people of France.
France pip Wales in 100-minute contest and Vern Cotter's Scotland reign ends with bonus-point win over Italy.
Exclusive: World Rugby CEO Brett Gosper is optimistic two-and-a-half years out from showcase event.
Wasps wing is going through return-to-play protocol after being injured by dangerous tackle in Scotland win.
Successive grand slams one victory away after Joseph's hat-trick against Scotland.
Successive clean sweeps are within reach for the Red Rose after thrashing Scotland.
Two great tries push Wales to win as North turns on the style in Cardiff.
Midfield regular was omitted from Eddie Jones' side for the 36-15 victory over Italy at Twickenham.
The Azzuri adopt bizarre breakdown strategy which almost causes Six Nations shock at Twickenham.
Jack Nowell scores two tries in the Red Roses' worst performance in recent memory.
Ireland 19-9 France, Scotland 29-13 Wales
Te'o replaces the omitted Jonathan Joseph.
Younger brother Billy is also set to undergo a medical review at Pennyhill Park on Tuesday.
The captain suffered ankle ligament damage in defeat to France in Paris.
Eddie Jones side seal 21-16 win in Cardiff to lead championship.
Tom Wood and Jonny May drop to the bench in the only changes.
Six Nations holders can flourish in Cardiff despite 35% win record says fly-half.
Saracens second row will undergo surgery and is expected to be out for between 10 and 12 weeks.
Red Rose claim 19-16 win at Twickenham as Ben Te'o scores late try.
Eddie Jones' side claim record 15th straight win but were pushed all the way at Twickenham.
Defending champions open their bid for a second successive Grand Slam against Les Bleus at Twickenham.