Celtic star finally returns in massive boost for Ange Postecoglou

Except for the Riley McGree saga, things have gone pretty smoothly for Celtic in the January transfer window. The club have brought in Daizen Maeda, Reo Hatate, Yosuke Ideguchi and Johnny Kenny already, and if rumours are anything to go by, the Hoops could be looking to make more additions before the month is over...