Tournament hosts Ireland host Australia at the UCD Bowl.
Donegal duo Stapleton and Muldoon, who have 86 caps between them, will lead an exciting back-line.
Stapleton hails from Fahan while …
The Fahan woman starred as Ireland overcame Wales 12-7 in Cardiff.
It means a St Patrick’s Day joust with England in Donnybrook with the Grand Slam up for grabs.
Ireland have won three-from-three as they head to Cardiff to face the Welsh at BT Sport Cardiff Arms Park (11.30am).
Fahan woman Stapleton has been named at out-half again for …
At the RDS, Ireland overcame Les Bleus 13-10 to make it three wins from three for the Irish.
Stapleton scored a conversion and two penalties on a day when Cappry’s …
Muldoon has been injured and missed the games against Italy and Scotland, but is back in the frame for Sunday’s game at Donnybrook, having been named among the substitutes.