Stuart Armstrong joined Celtic from Dundee United in February 2015.
Joey Barton has headed to Ibrox to join Glasgow Rangers while Brendan Rodgers is the new Celtic manager.
The former Celtic midfielder said during the week that there was too much dead wood in the Bhoys squad.
Billy Stark believes the Scottish champions' squad has gotten too big.
The Hoops could still clinch a league and cup double this season.
Stark believes the Scottish Championship leaders are a much improved team from the last time these two sides met.
Former Southampton, Liverpool, Blackburn Rovers, Rangers, Celtic, Stoke City, Watford, Coventry City, Middlesbrough and Tottenham Hotspur employees are all potential candidates ... but who do you want to see at the helm?
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