* BAYERN MUNICH lost 3-0 at Paris Saint-Germain on Matchday Two, a defeat that prompted the sacking of boss Carlo Ancelotti the following day. The Italian has been replaced by former coach Jupp Heynckes.
* CELTIC overcame Anderlecht 3-0 in Brussels on the same evening with goals from Leigh Griffiths, Patrick Roberts and Scott Sinclair.
* THE teams’ only previous fixtures came in the 2003/04 Champions League group stage, when Bayern picked up four points from their two games against Celtic.
* THE Bundesliga giants, then managed by Ottmar Hitzfeld, came from behind to win 2-1 in Bavaria. Dutchman Roy Makaay scored two late goals (73, 86) after Alan Thompson had given Martin O’Neill’s men a 57th-minute lead.
* THE line-ups at the Olympiastadion on September 17, 2003 were:
BAYERN: Kahn; Sagnol, Kovac, Linke, Lizarazu (sub: Rau 73); Hargreaves, Salihamidzic, (sub: Santa Cruz 73), Ballack, Ze Roberto; Pizarro and Makaay.
CELTIC: Hedman; Agathe, Varga, Balde, McNamara; Petrov, Lennon, Thompson; Sutton, Hartson (sub: Miller 66), Larsson.
* THE game at Celtic Park on November 25, 2003 ended goalless. Hasan Salihamidzic, now Bayern’s sporting director, and Willy Sagnol, now part of the coaching staff, featured in both matches.
* O’NEILL started with the same line-up for the game in Glasgow. Liam Miller and Momo Sylla were second-half substitutes for Didier Agathe and John Hartson.
* THIS will be Bayern’s first game against a Scottish club since a 5-1 win at home to Aberdeen in the 2007/08 UEFA Cup round of 32 second leg (7-3 aggregate).
* THE Germans have won their last four matches against Scottish visitors in Munich, and are unbeaten at home against clubs from Scotland, winning six and drawing three.
* BAYERN qualified for the group stage after winning their fifth straight Bundesliga title. They are aiming to reach the knock-out rounds for the tenth season in a row.
* THE Munich club, 3-0 victors at home to Anderlecht in their first Group B game, won all 16 of their European home matches between September 17, 2014 and February 15 this year.
* THE 2-1 loss to Real Madrid in the quarter-finals was their first reverse at home since a 4-0 defeat by the same opponents in their 2013/14 semi-final second leg.
* CARLO ANCELOTTI’S outfit came second in their group behind Atletico Madrid in 2016/17 – the first time they had failed to win their section since 2009/10. They beat Arsenal 10-2 on aggregate in the round of 16, only to lose 6-3 over two legs to Real Madrid.
* BAYERN have won all 10 group home games since a 3-2 reverse against Manchester City on matchday six in 2013/14.
* CELTIC suffered their biggest home Europe defeat when they went down 5-0 to Paris Saint-Germain in their Group B opener. They ended a 10-game – drawn three, lost seven – four-year winless run in the Champions League group stage by overcoming Anderlecht 3-0. Their previous win was a 2-1 home success against Ajax on October 22, 2013.
* THE Anderlecht win was the Hoops’ first for 17 European group stage fixtures in the Champions League or Europa League (drawn seven, lost nine).
* IN 2016/17, the Hoops came fourth in their section, taking three points from six games. They suffered a record 7-0 loss at Barcelona, but drew 1-1 at Borussia Monchengladbach and Manchester City.
* THEY also had a 3-3 stalemate with City in Glasgow and successive 2-0 losses against Barca and the German outfit.
* THE Monchengladbach draw, their second in succession in Germany, left Celtic with the record of no wins, three draws and seven losses away to Bundesliga clubs.
* THE Scottish champions are on a seven-game winless run, home and away, against German clubs, drawn three, lost four. Paul Lambert, Shaun Maloney and Stiliyan Petrov scored when the Hoops last overcame German opposition – 3-1 at home against VfB Stuttgart in the 2002/03 UEFA Cup fourth round.
* ANDREAS HINKEL played right-back for the Germans that night. He moved to Sevilla in 2006 and switched two years later for three-stint in Glasgow.
* CELTIC started this season in the second qualifying round, beating Linfield (2-0 away, 4-0 home) and then Rosenborg in the third qualifying round (0-0 home, 1-0 away). They posted a fifth straight clean sheet with a 5-0 win against FC Astana in the home first leg of their play-off, advancing despite a 4-3 loss in Kazakhstan which ended a four-game – two wins and two draws – unbeaten away run in Europe.
* THE victory in Linfield broke Celtic’s 11-match sequence without an away win in Europe, drawing five and losing five.
* CELTIC are in the Champions League group stage for the tenth time.
* ARTURO VIDAL helped Juventus beat the Hoops 3-0 away and 2-0 at home in the 2012/13 Champions League round of 16.
* MOUSSA DEMBLE, Olivier Ntcham and Kingsley Coman are French Under-21 international team-mates.
OUR SECOND CQN PODCAST this week, featuring interviews with ex-Celts Alan Stubbs and Chris Sutton, previewing the big games this week against Bayern Munich and Hibs at Hampden on Saturday.
Stubbs gives an insight into Liam Henderson as a player and talks about where his career should go from here.
BT Sport pundit Chris Sutton, who was speaking at the SPFL Betfred League Cup media day, spoke about Celtic’s European challenge in Munich and his former gaffer Gordon Strachan’s departure from Hampden Park.
Speaking on behalf of BT Sport, Alan Stubbs also spoke about his regret at leaving Hibs, and looks ahead to the League Cup semi-final between two of his former clubs.
BT Sport is where the best go head to head. Watch Bayern Munich v Celtic exclusively live in the UEFA Champions League on BT Sport ESPN from 7pm on Wednesday 18th October & Hibs v Celtic exclusively live in the SPFL Betfred League Cup on BT Sport 1 from 11:15am on Saturday 21st October.