The build-up to tonight's game has been huge, rumours about selection, a hostile welcome for Chelsea, it looks like it's going to be a classic European night.
Here's ten facts about the game to help you rival the commentators trivia:
The last foreign team to win in Naples were Eintracht Frankfurt in December 1994.
Really looking forward to this one, think AVB has done the right thing dropping trouble causers. Didn't think Lampard was like that before this season but his strop on the bench, leaked stories to the press, saw different.
All day today there's been stories that Lampard went to AVB and insisted he had to be in the team tonight and that AVB said he wasn't, where's that going to have leaked from?
Then Redknapp on Sky saying AVB has committed managerial suicide.
chelsea are not at the races in any way possible AVB is not viable - not sure who is