Wilko - Bank Holiday Deals now live at Wilko! Written by murtaza.bakhsh@digitalwindow.com on April 28, 2016. Posted in Offers/Promotions Hi all! Hope you're well and looking forward to the Bank Holiday weekend. To kick things off Wilko's Bank Holiday Deals are now available! We have a fantastic range of deal that must end Monday 2nd May! Happy promoting! The Wilko affiliate team