Instructions:"Free Rudolph Reindeer original price £9.99 when you spend £20 in store and use this voucher.
Excluding Mobile Phones, DVDs, CDs, Consoles and Console Games.
Valid from Monday 14th December to Sunday 20th December"
Further T&Cs on back.
Picked up a voucher from the checkout when making a purchase instore this week. There was a large pile so I guess that the voucher was given out to all and sundry.