( CNN ) -- Chelsea became the first defending champion to crash out at the Group Stage of the Champions League -- despite thrashing Danish side Nordsjaelland 6-1 at Stamford Bridge . The win was Chelsea 's largest in the competition , but it still was n't enough to prevent them slipping into the Europa League . Rafa Benitez 's side needed Shakhtar Donetsk to do them a favor and defeat Juventus , but the Italian team triumphed 1-0 in Ukraine . That meant that Chelsea 's victory was meaningless , despite the margin of victory . It looked as if the Blues would endure a difficult evening when Nordsjaelland was awarded a penalty on 32 minutes . But Chelsea keeper Petr Cech saved well from Nicolai Stokholm to keep the game goalless . Just minutes later , it was Chelsea 's turn to miss from the spot when Eden Hazard 's effort was saved . Chelsea collapse heaps pressure on Benitez . Any frustration around Stamford Bridge was finally extinguished when the home side was awarded another penalty following a handball and David Luiz swept home . Fernando Torres netted a second on the stroke of halftime before Nordsjaelland halved the deficit through Joshua John . But the Blues steamrolled the Danes in the second period with Torres grabbing his second , before Hazard , Juan Mata and Oscar completed the rout . In the end , it was Olexander Kucher 's 56th minute own goal in Ukraine which sealed Chelsea 's demise and Juventus ' place in the knockout phase . Both Shakhtar and Juve only needed a draw to progress with the Ukrainian side already guaranteed of a place in the last-16 . But the Italians secured victory and top spot with a hard-fought win . Barca 's unbeaten run ended by Celtic . In Glasgow , Celtic secured a dramatic 2-1 win over Spartak Moscow to secure second place in Group G. Kris Commons netted an 81st minute penalty to seal the three points and ensure the Scottish champion leapfrogged Benfica . Gary Hooper 's strike had given Celtic the lead before Spartak struck back through Ari six minutes before the break . But when Marek Suchý was adjuged to have brought down Giorgos Samaras , Commons blasted the ball home from 12-yards to spark wild celebrations . Spartak 's misery was compounded when Kim Kallstrom was sent off for a wild tackle on Commons . Benfica and 'the curse of Bela Guttmann ' Meanwhile , Benfica was left to think of what might have been after finishing goalless at Barcelona . The Catalan side left out a whole host of star names including Xavi and Andres Iniesta , while Leo Messi started on the bench . Messi map : How Argentine maestro conquered the world . Messi , who still needs two goals to beat Gerd Muller 's record of 85 goals in a calendar year , did come onto the field after 58 minutes , but was forced off on a stretcher after suffering an injury late on . But despite Barca fielding a relatively inexperienced side , Benfica was unable to find a way through and must now settle for the Europa League . Bayern Munich share points with Dortmund . In Group F , Bayern Munich secured top spot with a comfortable 4-1 win over 10-man BATE Borisov . Mario Gomez gave last season 's finalist a 22nd minute lead with Thomas Muller adding a second . Xherdan Shaqiri grabbed Bayern 's third before BATE was reduced to 10-men when Denis Polyakov was shown a second yellow card . David Alaba hammered home a fourth with seven minutes remaining , before Yegor Filipenko hit an 89th minute consolation . Valencia was forced to settle for second place following its 1-0 win at Lille courtesy of Jonas ' 36th minute penalty . In Group H , Galatasaray pulled off a crucial 2-1 win at Braga to book its place in the next round . Mossoró had given the Portuguese side a 32nd minute lead as Galatasaray 's hope began to fade . But top scorer Burak Yılmaz equalized with his sixth goal of the competition , before substitute Aydın Yılmaz hit the winner . It was hard to swallow for Romanian side Cluj , which recorded one of the most famous results in its history to win 1-0 at Manchester United . Luis Alberto 's stunning strike ensured Cluj became the first Romanian team to triumph at Old Trafford . But with Galatasaray also winning , Cluj will now have to fight it out in Europa League .
Chelsea becomes first defending champion to exit competition at the Group Stage . - Juventus win their final match of the season against Fiorentina. Celtic defeats Spartak Moscow 2-1 to claim second spot in Group G. Lionel Messi fails to score and leaves field with injury during Barcelona 's draw with Benfica .