The FA Cup is really an upset for the Premier League's powerhouses, can you imagine it? There are only two Premier League big-six teams in the FA Cup round of 16, both from Manchester: Manchester United and Manchester City, who have been in a slump this season.

In the 4th round of the FA Cup, three Premier League big6 teams were eliminated,Chelsea lost 2-1 to Brighton & Hove Albion and Tottenham 2-1 to Aston Villa, it would be understandable if Chelsea and Tottenham were eliminated by Premier League teams, butPremier League leaders Liverpool lost 1-0 to Championship vice-winners PlymouthIt's a super upset.

Manchester United beat Leicester City 2-1 and Manchester City beat Leyton Orient 2-1Although both Manchester City champions successfully advanced to the round of 16 of the FA Cup, the process was also thrilling. The Premier League powerhouses will definitely need a big rotation in the first few rounds of the FA Cup, because there are constant upsets.

Together with Arsenal, who were eliminated in the last round, there are currently only two big6 teams left in the FA Cup round of 16, that is, Manchester City duo - Manchester United and Manchester City. It is worth mentioning that the last two FA Cup finals have been Manchester derby, so can Manchester United vs Manchester City meet again in the FA Cup final this season? We'll see.