Fifth-seeded Old Launcestonians upset fourth-placed Bridgenorth on Friday night to punch their ticket to the semi-finals.
The Invermay Park elimination final saw a strong showing from OLs, who defeated the Parrots 3.9 (27) to 0.4 (4).
OLs' Taylah Lehman got the ball rolling for her side inside 50; she'd finish with two of the game's three goals.
Teammate Marlia Richardson Green kicked OLs' other goal for the game.
OLs were able to pepper the Parrots with points throughout the opening three quarters, only allowing one behind in the process.
Best on ground votes for the side were headed by co-captain Macenzi Lloyd, Jane Astbury, Catherine Von Stieglitz, Tayla Ronken, Dana Lester and Madeleine Fry.
In defeat, Parrots Jessica Morley, Madeline Whitney, Ella Rigby, Mikaela Clarke, Emily Nunn and Emma Summers all played admirably to earn votes.
Old Scotch managed to avoid a Scottsdale comeback to move on to a semi final bout against ladder-leading Launceston.
The Thistles played strongly at St Helens to beat the Pies 4.9 (33) to 2.3 (15).
Old Scotch got out to a 12-point lead at three-quarter-time, however a goal and a second wind from Scottsdale in the fourth kept the former on its toes.
But a goal and a six behinds from the Thistles in the final quarter ensured their victory.
They were led in the scoring by Sarah Giles with two goals, followed by one each for Georgia Nicholas and Georgia McCord.
Scottsdale's Kate Minchin kicked her team's two goals.
Eliza Matthews, Zoe Bourne, Raigan Kettle, Chloe Pitt, India Viney and Jemma Blair received respective best on ground votes for Old Scotch.
Pies' Lucy Dennis, Michaela Carins, Paige McLennan, Kresta-Lee Davis, Alex Hall and Minchin received best votes in defeat.
The Pies will get a second chance against OLs next weekend.
Both semi final matches will be played on August 21 at venues to be announced.
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