For one day only, there is an exclusive 20 per cent discount on the 2019-20 adult and junior home shirt, available in-store only.
Supporters can get their hands on the Garibaldi red strip ahead of the match against Derby County, with adult shirts reduced from £48 to £38.50 and junior shirts down from £38 to £30.50.
The Megastore is open from 9am on Saturday morning until kick-off at 12.30pm and then following the final whistle until 5pm.