The former England striker has passed comment on Sheffield United's season under manager Chris Wilder.
Ibrox outfit Glasgow Rangers and Mark Warburton, now at Nottingham Forest, parted company last month.
Ibrox outfit Glasgow Rangers and Brendan Rodgers’s Celtic won in the Scottish Premiership at the weekend.
Celtic's 1-1 draw with Rangers was the game of the weekend in Scotland.
Dedryck Boyata was handed a starting place for Celtic when they took on their Glasgow rivals, Rangers, yesterday.
Celtic great Chris Sutton has been forthright in his criticism of Ibrox side Glasgow Rangers this season.
Ibrox side Glasgow Rangers managed to draw 1-1 with Celtic yesterday.
Celtic drew 1-1 at home with Rangers this afternoon.
Ibrox outfit Glasgow Rangers will be without Joe Garner for the Scottish Premiership game against Celtic this afternoon.
Tottenham Hotspur won against Everton in the Premier League at the weekend.
Clark is the latest Premiership boss to leave his post after former Glasgow Rangers chief Mark Warburton's acrimonious split from Ibrox.
A third defeat against Celtic in all competitions this season leaves Rangers miles off the pace in the title race.
Two former Glasgow Rangers and Celtic stars have clashed on Twitter ahead of the pair's Hogmanay fixture at Ibrox.