Former Peterborough star David Farrell was a winner at Wembley in the old Third Division play-off final in May 2000. Farrell, who now work's for the club's Football in the Community programme, said "There were a lot of young nervous lads in our team at the time.
"We're obviously a young squad now but I think they'll take it in their stride and I'm sure they'll lift it.'
Posh won on both their previous Wembley visits, the first in 1992
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Britain has seen its hottest ever Halloween with temperatures breaking records for the last day of October.
A gallery of your ghoulish pumpkin creations.
It will stay mild this evening and overnight with clear spells eventually giving way to showers by the morning.