But the Wales boss admits he may have made the wrong choice from the start against Scotland, whose back-row of Kelly Brown, John Barclay and John Beattie outshone the Wales breakaway.

BBC: Back-row 'balance' excites Wales

John Barclay was outstanding for the visitors, the flanker claiming two tries in a hearty all-round display.

BBC: Scarlets 21-38 Glasgow

Thom Evans comes in on the left wing with John Barclay, Simon Danielli and Graeme Morrison dropping out.

BBC: MacDonald to make Scotland debut