It's the big one, Wales v England, and Gabby and Gareth are joined by referee Nigel Owens, comedian Kiri Pritchard-McLean, Strictly champion Ore Oduba and Wales flanker Dan Lydiate.

Gabby and Gareth are joined by Welsh hero Shane Williams, World Cup winner Maggie Alphonsi, Paralympic legend Baroness Tanni Grey-Thompson and French fly-half Thomas Castaignede.