Now Tesco have sold out of their 80GB ps3 consoles (a deal posted a while ago, informed of a £271 price, after Quidco), the next best deal (and almost exactly the same price), is available from Dixons.
Normal price is £299.98, delivered.
Use voucher code PS3CONSOLE20 to get £20 off.
Shop through Quidco to get a 3% cashback.
Making the overall price £271.58 delivered.
Also - code PS3GAME10 will give you a 10% discount on any games you buy (assuming they're not cheaper elsewhere, that is).
The link I've posted forces you to Quidco (otherwise you wouldn't get the 3%).