BY ALEX GRACE
Millwall manager Gary Rowett has made three changes to the side that drew 2-2 with Wigan Athletic at The Den on Tuesday night.
Alex Pearce returns to captain the side and there is also a return for Matt Smith up front with Tom Bradshaw dropping to the bench.
Shaun Hutchinson misses out through injury.
Birmingham boss Pep Clotet has made one change to the side that drew 1-1 with Sheffield Wednesday on Wednesday night. Lukas Jutkiewicz comes into the side for Jeremie Bela, who drops to the bench.
Birmingham: Trueman; Colin, Roberts, Clarke-Salter, Pedersen; Crowley, Sunjic, Bellingham, Villalba; Gimenez, Jutkiewicz. Subs: Camp, Dean, Davis, Maghoma, McEachran, Montero, Bela
Millwall: Bialkowski, Romeo, Cooper, Pearce, M Wallace, Williams, Molumby, Skalak, Thompson, J Wallace, Smith. Subs: Steele, Brown, Mitchell, Mahoney O’Brien, Bodvarsson Bradshaw