As we approach the halfway mark, we will start to get a real feel for how the Premier League table is going to look come the end of May.
Each manager will be looking at the fixture list over the busy festive period, targeting the games which he believes his side can get something out of.
Of course, it would be naive to think that those in charge of the 20 Premier League clubs won't have any regrets. They will undoubtedly be running over a few past games, wishing they'd done something differently, dwelling on games their team should have won or most certainly should not have lost.
Each team has disappointments along the way, and here are the 20 biggest this season.
They're in no particular order, mind, just a collection of results, signings and scenarios that have not played out quite as they should have.