Earlier today albums including Lily Allen's It's Not Me, It's You, Kings Of Leon's Because Of The Times and Metallica's Death Magnetic were all available for UK customers to download for just 29p, creating concern that the retailer was drastically upping the price war among retailers.

Initially Amazon did not comment and the prices have since returned to normal.

However, the company has just released a statement saying, "We can confirm that earlier today there was a pricing error on ...