The Magic of the Cup is such that giant-killings can happen in any round across any season.
The David-Who-Fought-Goliath narrative always adds an element of intrigue when one of the heavyweights takes on a relative minnow, and this season has already dished up a number of upsets.
Of course, this campaign is not alone when it comes to lower-league opposition slaying Premier League giants. There have been numerous giant-killings down the years.
But, how many do you remember? In our quiz below we’ve put together 11 historic upsets, giving you the giantkiller’s starting line-up by nationality. See how many you can guess.