Over 60,000 tickets have been sold for the game against Nottingham Forest – with all proceeds from the £1 seats going to Manchester United Foundation and its work with disadvantaged youngsters across the region.
It's set to be a really special night in M16, with the Reds chasing a record-extending 11th FA Youth Cup triumph, and Mitten says supporters should relish the chance to be part of something historic.
“If you've got a ticket, definitely come to Old Trafford,” says Andy, who is travelling from Spain to attend the game.
“And if you cannot make it, give your ticket to someone who can use it.