Here are the answers...
1. European Cup medal holder before he arrived at Parkhead and lifted many trophies with us. Paul Lambert
2. Brother in law of the Manager. Paul Telfer
3. Three handles and seems to live at Celtic Park all the time now. Scottish League Cup
4. Won a European Cup medal after he left Celtic. Henrik Larsson
5. Moderate player, Geordie, scored one of the goals in a League Cup final and pretended to smoke a cigar Tommy Johnson
6. Hat-trick in League Cup final. Henrik Larsson
7. Beat us painfully in Scottish Cup on three occasions since 2000. Inverness Caledonian Thistle
8. Only one of its kind to be played on a Sunday, Celtic in black. Scottish Cup Final of 2013
9. Occasionally naughty, but you need them for the atmosphere. Green Brigade
10. Held a Press conference in a pub! Kenny Dalglish
11. We had two of them, each at the end of a long career in England Keane (Roy and Robbie)
12. Saved a penalty against a Colombian. Fraser Forster
13. The pious custodian Artur Boruc (the Holy Goalie)
14 Comes from same place as Jim Baxter Scott Brown
15 Loveable but accident prone holder of an African Cup of Nations medal Efe Ambrose
16 Is this the home of a Lisbon Lion? No, we train there Lennoxtown
17 Manager with 100% record of winning the League Ronnie Deila
18 Eventually beat Celtic at Parkhead in 2012 for first time since 1955 Kilmarnock
19 Scored a goal in a Scottish League Cup final, and had a rather violent disagreement with a Rangers fan Darren O'Dea
20 Born in Paris, played for Cameroon and scored goal in Scottish Cup final Jean-Joel Perrier Doumbe