Gymns became the final team to qualify for the Warehouse Fitness Floodlit Cup semi-finals on Sunday.
A goal in each half from Kayleigh Whitehead booked their place at the expense of Colby in a 2-1 win.
The southerners, who only needed a draw to qualify, replied through debutant Sarah Wignall.
Athletics: Cain wins Brighton Half-Marathon
Runner victorious days after Isle of Man Sports Awards
Hockey: U14s through to Semi-Final
Youngsters dominant despite delaysÂ
Football: Marown RelegatedÂ
Top two winless again
Rugby: Douglas defeated at home
Vagabonds fixture postponedÂ