Four first-half penalties from Felipe Contepomi proved enough for Leinster to beat Edinburgh at the RDS and qualify for the Heineken Cup quarter-finals.
The Irish province's 19-12 defeat by London Wasps last weekend set up a final-day showdown in Pool Two as Leinster and Wasps, locked together on 16 points at the top of the table, looked to better each other's result this afternoon.
In the end, Wasps lost 21-15 away to Castres leaving Leinster to make it through to the tournament's last eight as pool winners, courtesy of the four points garnered against Edinburgh.
The RBS 6 Nations Championship 2015 was not poised to go down as one of the more "vintage" Championships, though there was great anticipation as the action headed into its final day. What transpired was something that nobody could foresee: "The Greatest Day in Rugby's Greatest Championship."