A happy trip down memory lane has been spoiled somewhat by the club crashing out of the Champions League qualifiers for the third year running with supporters calling for heads to roll in the boardroom and in the dugout.
However, that doesn’t mean that raging fans can't distract themselves from a couple of minutes by remembering happier times and finding out what those heroes are up to these days...
9. Henrik Larsson
The 'King of Kings' won a European Cup with Barcelona after leaving Celtic and last week returned to the Catalan club as an assistant coach to new boss Ronald Koeman. Photo: SNS Group
10. Chris Sutton
The former striker is well known for his forthright views as a pundit for BT Sport and columnist for the Daily Record. Photo: SNS Group
11. Lubomir Moravcik
The popular Slovak would leave Celtic in 2002 and wrap up his career a short time later. He was hired as the vice-president of the Slovak Football Association in 2016. Photo: SNS Group
12. Johan Mjallby (sub)
A former assistant to Neil Lennon at Celtic and Bolton, Mjallby is now the manager of FC Stockholm in the Swedish second tier. He previously managed Vasteras and Gefle. Photo: SNS Group