All eyes will be on the Aviva Stadium later as Ireland hope to win back-to-back Six Nations titles for the first time since 2015.
Andy Farrell's side take on Scotland, where a draw will be enough to secure the Championship.
Kick-off is at 5:15pm.
Super Saturday gets underway in Cardiff shortly, as Wales take on Italy at 2:15pm.
England and France could still win the title if Ireland lose to the Scots.
Le Crunch rounds off the day's action from 8:00 in Lyon.