Many great deals can be done like this
Go via quidco for a 5% off amount you pay (Quidco is promoting the 10% off code, so it should track and pay!)
you automatically get £2 off when you put £20 worth of blu ray in your basket.
enter BIRTHDAY to get a further 10% off
eg i ordered batman begins + the dark knight = £26.78 (after £2 off and 10% code)
quidco tracked at £1.34 makes deal = £25.44
there are many combinations you can make so it works best to order in separate batches of £20 and include preorders!