Gabby and Gareth are joined by former Wales skipper Scott Quinnell and Welsh tenor Wynne Evans and other guests to attempt to break as many world records as possible.

Ahead of Saturday's clash with Scotland, Doddie Weir, Carol Vorderman and Jamie Roberts join Gabby Logan and Gareth Thomas in the studio and stand-up comedian Kiri Pritchard-McLean gives a comedic guide to opponents Scotland.