Less than seven months after celebrating a first Champions League triumph to satisfy owner Roman Abramovich's thirst for continental dominance, Chelsea became European chumps on Wednesday despite a rip-roaring but irrelevant finale.
Ambitious Russian clubs and Spartak Moscow go in search of their first Champions League points this week as they attempt to improve their country's unimpressive record in the competition.
Chelsea will start the defence of the Champions League trophy they won so dramatically last season with a Group E match against former winners Juventus at Stamford Bridge.
Six clubs enter this week's final round of Champions League group matches harbouring hopes of grabbing one of the three last-16 places still up for grabs although for holders Chelsea their fate is beyond their control.
Lionel Messi fired Barcelona into the last 16 of the Champions League with two goals in their 3-0 victory at Spartak Moscow on Tuesday but holders Chelsea are walking a tightrope after a crushing defeat by Juventus.
Shakhtar Donetsk led the way for the Champions League underdogs as they beat holders Chelsea 2-1 while former European champions Barcelona and Manchester United came from behind to maintain perfect starts on Tuesday.
Chelsea coach Roberto Di Matteo will have to address his side's shortcomings on the road in Europe on Tuesday with the Londoners unable to afford a slipup against Nordsjaelland, a team new to rubbing shoulders with the continent's elite.