James Hook is backing Wales to thrive against Ireland and explained where he got his idea for a series of children's books.
Dewi Lake and Taine Basham will be hoping to make their Wales debuts against Ireland after they were called up to the squad.
Ireland's James Ryan is hungry for more honours with club and country after signing a new deal.
Defending champions Wales will have to do without Liam Williams for at least another two Six Nations matches.
Injuries sustained by Garry Ringrose and Caelan Doris open the door for Robbie Henshaw and Peter O'Mahony to start against Wales.
Ahead of crunch Six Nations matches with Wales and England, Ireland were dealt a blow with Garry Ringrose ruled out.
Scotland were wasteful against Ireland on Saturday, with Stuart Hogg apologetic as he departed Dublin following a huge missed opportunity.
Johnny Sexton has played only three matches since the Rugby World Cup, but Andy Farrell saw an "outstanding" display from Ireland's captain.
Ireland were below their best on Saturday but gave new head coach Andy Farrell a winning start against Scotland.
England and Scotland are the only sides without a new head coach for the 2020 edition of the Six Nations.
Ireland should be a major threat in the Six Nations at the start of a new era under head coach Andy Farrell.
The Six Nations returns this weekend, with defending champions Wales hosting Italy, England facing France and Ireland taking on Scotland.
Gregor Townsend has told Scotland to make themselves "a nightmare to deal with" when they tackle Ireland in Dublin in the Six Nations.
Johnny Sexton and Jordan Larmour have been joined by uncapped number eight Caelan Doris in Ireland's team to face Scotland.
The mercurial Finn Russell has been punished for a breach of team protocol just nine days before Scotland's first Six Nations game.
Johnny Sexton expects to lead Ireland against Scotland in Dublin and Jordan Larmour is expected to be in contention.