Partick Thistle and insists his old gaffer knows nothing about football. The striker spent a season at Firhill but played just three games and scored no goals for the club.
And he was particularly frustrated at former Celtic defender Caldwell and insists he's fully to blame for them being relegated to League One.
The club were in the Premiership just a few years ago but have been on a downward spiral in recent seasons. But Coulibaly insists Caldwell has no clue what he's doing when it comes to football.
He told thesetpieces.com: "He knew nothing about football. He didn’t play me, so I just played for the reserve team. "Sometimes I would play in defence or midfield as well.
Read more on dailyrecord.co.uk