The Shrimpers take on Wealdstone in the FA Trophy final on Sunday May 17.
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And an opportunity has now opened up for one young fan to walk out with the Blues team onto the pitch.
A club spokesperson confirmed: “We’ve got an amazing opportunity for one lucky Junior Blues member to be a mascot at the FA Trophy final.
“You must be a Junior Blues member, aged between six and 10 to be eligible for this competition and be able to be at the meeting point at Wembley Stadium by 1.30pm.
“The lucky winner will receive a full kit, four match tickets and lunch on the day.”
Anyone wishing to enter should send in a score prediction to juniors@shrimperstrust.co.uk with your name, age and a contact phone number.
The deadline is 7pm Thursday evening.
Full details will be provided to the winner and one parent must remain within the stadium vicinity for the duration of the child’s experience.