Kilmarnock: Hemming, Alebiosu, Stokes, Wright, Mayo, Jones, Power, McKenzie, Armstrong, Doidge, Lafferty.

Substitutes: Walker, Taylor, Chrisene, McInroy, Polworth, Lyons, Warnock, Cameron, Shaw.

Dundee United: Eriksson, Smith, McMann, Djoum, Edwards, Middleton, Behich, McGrath, Levitt, Freeman, Watt.

Substitutes: Birighitti, Graham, Niskanen, Fletcher, Sibbald, Meekison, A Sadat, Harkes, Cudjoe.

Here come the all-important line-ups...

Sportsound's coverage of tonight's tie has just begun on BBC Radio Scotland, hosted by Kenny Macintyre and with guests Craig Levein and Cammy Bell.

Click on the wee link at the top of this page to listen.

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Both sides go into this tie unbeaten in three outings having emerged from testing spells.

Kilmarnock have only won one of their latest six outings, losing three, but are unbeaten in three home games and three overall.

United's unbeaten run comes after losing seven of their previous nine - and they have only won one of their seven away games this season.

Cup dreams take centre stage this midweek as eight teams vie over two nights for much-coveted places in January's semi-finals at Hampden Park.

Tonight, the first of the quarter-finals in the Premier Sports Cup - that's the Scottish League Cup in old money - is an all-Premiership affair as Kilmarnock entertain Dundee United.

Stay with us for the build-up, live commentary and post-match reaction on radio and online.

Image source, SNS