Yes, no doubt this is an error - but it's worth trying! Head over to www.argos.co.uk and add inFamous, Motorstorm Pacific Rift and Resistance 2 to your basket. The total will come to £20. Let us know if you have any success with this!
Image: http://emberapp.com/shaolyen/images/firefox-1
Image: http://emberapp.com/shaolyen/images/firefox-1