Mixed fortunes for ex-Celtic stars but a few are proving to be top assets for clubs

Celtic stars could help dump Ibrox side out of Europe

Former Celtic man still planning to become club hero

Could Celtic Invincible be in line for shock Glasgow return?

'I recommended him': Celtic treble winner tips three Bhoys with high potential

'Chaotic': Former Invincible speaks of differences between Deila and Rodgers

Failed Leicester move that would've stopped former Celtic defender being an invincible

Former Celt's agent comments on foreign interest - should Lennon bring him back?

Invincible's reported £2million move may leave Celtic with a tinge of regret

You need to take a step back to appreciate 32-year-old's Celtic contribution