The wave of excitement from Ireland's Grand Slam victory is carrying into this weekend's Champions Cup quarter-finals.
Munster host Toulon at Thomond Park and Leinster welcome Saracens to the Aviva Stadium in two titanic tussles on Saturday and Sunday respectively.
To whet the appetite, we've set a tricky Champions Cup quiz for you.
We promise, only the biggest rugby fans (or best guessers!) will get 10/10...