Over the course of football history, Manchester United have been one of the traditionally great cup sides in the English game.
However, they have also been involved in a handful of surprising results in the League Cup.
The Red Devils travel to MK Dons on Tuesday, with Louis van Gaal needing to avoid a humiliating defeat.
The domestic cup competitions have not been a priority for United for many years, but with no Champions League football this season, suddenly the Old Trafford club are interested in the League Cup's value and merit once again.
Here, we take a look at five matches that shocked the watching fanbase.