Livingston easily ended Queen's Park's chances in this season's competition with a comfortable victory at Hampden.
Robbie Winters set up the opener for Raffaele De Vita who volleyed behind Scott Black in the 32nd minute.
The second arrived after hour mark when Liam Fox slotted home a spot-kick after Ross Dunlop handled.
Tony Quinn knocked one in for the Spiders on 78 minutes, but De Vita swept home a Jacobs cross that had been dummied by Winters five minutes later.
Queens Park: Black, Dunlop, Sinclair, Reilly, Burns, Hamilton, Capuano (Anthony Quinn 64), McBride (Lauchlan 83), Ohara, Carrol (Daly 64), Paul Quinn.
Subs Not Used: McGinn, Hay.
Goals: Anthony Quinn 78.
Livingston: McKenzie, Brown, Griffin, MacDonald, Talbot, Keaghan Jacobs (Kyle Jacobs 90), Sinclair, Fox (Husband 74), David Winters (Halliday 68), Robert Winters, De Vita.
Subs Not Used: Moyes, McDougall.
Goals: De Vita 32, Fox 62 pen, De Vita 83.
Att: 678
Ref: S McLean
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