"We are looking forward to Sunday now and we will be trying to make it a perfect week for us," Szczesny said.
"We have got two clean sheets and two results against quality opposition, one away from home at one of the toughest venues in Europe.
"It would be amazing to get nine points from these three games, when probably not a lot of people expected us to do.
"There is not a better time for us to go to Old Trafford.
"We are very confident and enjoying our football, so we are looking forward to it."
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